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+%% abntex2-num.bst, v-1.9.7 laurocesar
+%% Copyright 2012-2018 by abnTeX2 group at http://www.abntex.net.br/
+%%
+%% This work may be distributed and/or modified under the
+%% conditions of the LaTeX Project Public License, either version 1.3
+%% of this license or (at your option) any later version.
+%% The latest version of this license is in
+%% http://www.latex-project.org/lppl.txt
+%% and version 1.3 or later is part of all distributions of LaTeX
+%% version 2005/12/01 or later.
+%%
+%% This work has the LPPL maintenance status `maintained'.
+%%
+%% The Current Maintainer of this work is the abnTeX2 team, led
+%% by Lauro César Araujo. Further information are available on
+%% http://www.abntex.net.br/
+%%
+%% Creator and original mantainer: Gerald Weber <gweber@codigolivre.org.br>
+%% Copyright 2001-2003 by the abnTeX group at http://abntex.codigolivre.org.br
+%%
+%% This file is an *extensive* modification from a file generated with the docstrip utility.
+%% The original source files were:
+%% merlin.mbs (with options: `babel,nm-revf,aunm-semi,nmlm,x3,m3,dt-end,yr-com,xmth,vnum-x,volp-com,jwdpg,jwdvol,num-xser,btit-rm,bt-rm,pg-bk,add-pub,pub-date,pub-xpar,pre-pub,isbn,issn,pp,ed,abr,ednx,nfss')
+%% These sourefiles are copyrighted by Patrick W Daly
+
+ENTRY
+ { address author
+ booktitle booksubtitle
+ chapter conference-number conference-year conference-location
+ edition editor editortype
+ dimensions furtherresp
+ howpublished illustrated institution
+ isbn issn journal key month note marginnote number organization
+ org-short pages pagename
+ publisher reprinted-from reprinted-text school
+ series subtitle section title type url urlaccessdate
+ volume year year-presented
+ abnt-and-type
+ abnt-doi abnt-dont-use-etal
+ abnt-etal-cite abnt-etal-list abnt-etal-text abnt-emphasize abnt-experimental
+ abnt-full-initials
+ abnt-last-names abnt-ldots-type
+ abnt-missing-year abnt-cite-style abnt-no-etal-label abnt-note
+ abnt-repeated-author-omit abnt-repeated-title-omit
+ abnt-show-options abnt-refinfo abnt-thesis-year abnt-url-package
+ abnt-title-command
+ abnt-verbatim-entry
+ iso-abbreviation iso-author-punctuation iso-date-place
+ }{}{ label extra.label year.label}
+
+%revision string
+STRINGS { abnt.bst.revision }
+
+%general purpose strings
+STRINGS { r s t }
+
+%variables needed to implement the various abnt options
+STRINGS {abnt.etal.text abnt.emphasize previous.author previous.title}
+INTEGERS {abnt.alf abnt.cite.style abnt.doi
+ abnt.experimental abnt.etal.cite abnt.etal.list
+ abnt.full.initials
+ abnt.last.names abnt.ldots.type
+ abnt.missing.year
+ abnt.refinfo abnt.repeated.author.omit abnt.repeated.title.omit
+ abnt.show.options abnt.and.type
+ abnt.title.command
+ abnt.thesis.year
+ abnt.url.package abnt.verbatim.entry
+ iso.abbreviation iso.author.punctuation iso.date.place
+ repeated.author}
+
+%needed for title formatting
+INTEGERS { title.lenght title.pos first.word no.bracket}
+STRINGS { title.char}
+
+%needed for controlling the sentence position
+INTEGERS {output.state before.all mid.sentence after.sentence after.block }
+
+%needed for url identification
+INTEGERS {url.type}
+
+%static values for options
+%values for abnt.doi
+FUNCTION {abnt.doi.expand.to.url} {#0} %expands a doi address to its url correspondent
+FUNCTION {abnt.doi.link} {#1} %links doi to its url correspondent
+FUNCTION {abnt.doi.leave.as.is} {#2} %shows doi as is, external viewer will have
+ %to know what to do with a "doi:" document
+
+%values for url types
+FUNCTION {unknown.url} {#0}
+FUNCTION {http.url} {#1}
+FUNCTION {file.url} {#2}
+FUNCTION {ftp.url} {#3}
+FUNCTION {doi.url} {#4}
+FUNCTION {mailto.url} {#5}
+
+FUNCTION {init.state.consts}
+{ #0 'before.all :=
+ #1 'mid.sentence :=
+ #2 'after.sentence :=
+ #3 'after.block :=
+}
+
+
+%output.nonnull decides what is written before the argument s, if a comma, period etc.
+FUNCTION {output.nonnull}
+{ 's := %the argument is written into s
+ output.state mid.sentence =
+ { ", " * write$ } %mid.sentence first write comma
+ { output.state after.block =
+ { add.period$ write$ newline$ }
+ { output.state before.all = 'write$
+ { add.period$ " " * write$ }
+ if$}
+ if$
+ mid.sentence 'output.state := }
+ if$
+ s %now comes s
+}
+FUNCTION {output.nonnull.dash}
+{ 's := %the argument is written into s
+ output.state mid.sentence =
+ { " --- " * write$ } %mid.sentence first write comma
+ { output.state after.block =
+ { add.period$ write$ newline$ write$}
+ { output.state before.all = 'write$
+ { add.period$ " " * write$ }
+ if$}
+ if$
+ mid.sentence 'output.state := }
+ if$
+ s %now comes s
+}
+FUNCTION {output} %does nothing or calls output.nonull
+{ duplicate$ empty$
+ 'pop$
+ 'output.nonnull
+ if$
+}
+FUNCTION {output.dash} %does nothing or calls output.nonull
+{ duplicate$ empty$
+ 'pop$
+ 'output.nonnull.dash
+ if$
+}
+FUNCTION {output.check} %like ouput, but complains if t empty
+{ 't :=
+ duplicate$ empty$
+ { pop$ "campo " t * " vazio em " * cite$ * warning$ }
+ 'output.nonnull
+ if$
+}
+
+FUNCTION {new.block}
+{ output.state before.all =
+ 'skip$
+ { after.block 'output.state := }
+ if$
+}
+FUNCTION {new.sentence}
+{ output.state after.block =
+ 'skip$
+ { output.state before.all =
+ 'skip$
+ { after.sentence 'output.state := }
+ if$
+ }
+ if$
+}
+FUNCTION {add.blank} { " " * before.all 'output.state :=}
+
+FUNCTION {date.block} {new.block}
+
+FUNCTION {not}
+{ { #0 }
+ { #1 }
+ if$
+}
+FUNCTION {and}
+{ 'skip$
+ { pop$ #0 }
+ if$
+}
+FUNCTION {or}
+{ { pop$ #1 }
+ 'skip$
+ if$
+}
+FUNCTION {new.block.checka}
+{ empty$
+ 'skip$
+ 'new.block
+ if$
+}
+FUNCTION {new.block.checkb}
+{ empty$
+ swap$ empty$
+ and
+ 'skip$
+ 'new.block
+ if$
+}
+FUNCTION {new.sentence.checka}
+{ empty$
+ 'skip$
+ 'new.sentence
+ if$
+}
+FUNCTION {new.sentence.checkb}
+{ empty$
+ swap$ empty$
+ and
+ 'skip$
+ 'new.sentence
+ if$
+}
+FUNCTION {field.or.null}
+{ duplicate$ empty$
+ { pop$ "" }
+ 'skip$
+ if$
+}
+FUNCTION {emphasize}
+{ duplicate$ empty$
+ { pop$ "" }
+ { abnt.emphasize "{" * swap$ * "}" * }
+ if$
+}
+
+
+FUNCTION {tie.or.space.prefix} %if text length less than 3 chars. uses a tie
+{ duplicate$ text.length$ #5 <
+ { "~" }
+ { " " }
+ if$
+ swap$
+}
+
+FUNCTION {no.space} { { "" } swap$ }
+
+
+FUNCTION {space.word} { " " swap$ * " " * }
+
+FUNCTION {bbl.and}
+{ abnt.and.type #0 = {" e "} 'skip$ if$
+ abnt.and.type #1 = {" \& "} 'skip$ if$}
+FUNCTION {bbl.chapter} { "cap." }
+FUNCTION {bbl.colon} {": "}
+FUNCTION {bbl.editors} { "Ed." }
+FUNCTION {bbl.editor} { "Ed." }
+FUNCTION {bbl.edby} { "editado por" }
+FUNCTION {bbl.edition} { "ed." }
+FUNCTION {bbl.empty} {""}
+FUNCTION {bbl.etal}{abnt.etal.text "" = {""} {" " abnt.etal.text *} if$}
+FUNCTION {bbl.doi.url} {"http://dx.doi.org/"}
+FUNCTION {bbl.in}{ "In" iso.abbreviation 'skip$ { bbl.colon *} if$}
+FUNCTION {bbl.ldots} %#0 use nothing, #1 use \ldots, #2 use $\ldots$, 3# use {...}
+{abnt.ldots.type
+ {abnt.ldots.type #1 = {"\ldots"} 'skip$ if$
+ abnt.ldots.type #2 = {"$\ldots$"} 'skip$ if$
+ abnt.ldots.type #3 = {"{...}"} 'skip$ if$}
+ {""} %for #0 use nothing
+if$}
+FUNCTION {bbl.master} { "Mestrado" }
+FUNCTION {bbl.missing.year}
+{abnt.missing.year
+ {"[s.d.]"} %#1
+ {""} %#0
+ if$}
+FUNCTION {bbl.monography} { "Monografia" }
+FUNCTION {bbl.mthesis} { "Disserta\c{c}\~{a}o" }
+FUNCTION {bbl.no.address} {"[S.l.]"}
+FUNCTION {bbl.no.address.no.publisher} {"[S.l.: s.n.]"}
+FUNCTION {bbl.no.publisher} {"[s.n.]"}
+FUNCTION {bbl.number} { iso.abbreviation {"no."} {"n."} if$ }
+FUNCTION {bbl.nr} { "n." }
+FUNCTION {bbl.of} { "de" }
+FUNCTION {bbl.phd} { "Doutorado" }
+FUNCTION {bbl.phdthesis} { "Tese" }
+FUNCTION {bbl.pages}
+ {pagename empty$
+ { "p." }
+ {pagename}
+ if$
+ }
+FUNCTION {bbl.page} { bbl.pages }
+FUNCTION {bbl.reprint} {"Separata de"}
+FUNCTION {bbl.semicolon} { "; "}
+FUNCTION {bbl.same.field} {"\underline{\ \ \ \ \ \ \ \ }"}
+FUNCTION {bbl.techrep} { "Rel. Tec." }
+FUNCTION {bbl.url.accessdate}
+ {iso.abbreviation { "Cited "} {"Acesso em: "} if$}
+FUNCTION {bbl.url.available}
+{ iso.abbreviation {"Available from Internet: "} {"Dispon{\'\i}vel em: "} if$}
+FUNCTION {bbl.void} {""}
+FUNCTION {bbl.volume} { iso.abbreviation {"vol."} {"v."} if$ }
+
+
+MACRO {jan} {"jan."}
+MACRO {feb} {"fev."}
+MACRO {mar} {"mar."}
+MACRO {apr} {"abr."}
+MACRO {may} {"maio"}
+MACRO {jun} {"jun."}
+MACRO {jul} {"jul."}
+MACRO {aug} {"ago."}
+MACRO {sep} {"set."}
+MACRO {oct} {"out."}
+MACRO {nov} {"nov."}
+MACRO {dec} {"dez."}
+
+
+FUNCTION {is.num}
+{ chr.to.int$
+ duplicate$ "0" chr.to.int$ < not
+ swap$ "9" chr.to.int$ > not and
+}
+FUNCTION {str.to.int}
+{ duplicate$ is.num
+ {chr.to.int$ #48 -}
+ 'skip$
+ if$
+}
+FUNCTION {bibinfo.check} %usage: field "field" bibinfo.check
+{ swap$ duplicate$ missing$
+ {pop$ pop$ ""}
+ { duplicate$ empty$
+ {swap$ pop$}
+ {swap$ pop$}
+ if$
+ }
+ if$
+}
+FUNCTION {bibinfo.warn}
+{ swap$
+ duplicate$ missing$
+ {swap$ "faltando " swap$ * " em " * cite$ * warning$ pop$ ""}
+ { duplicate$ empty$
+ {swap$ "vazio " swap$ * " em " * cite$ * warning$}
+ {swap$ pop$}
+ if$
+ }
+ if$
+}
+
+FUNCTION {write.field.verbatim}
+{
+duplicate$ missing$
+ {pop$ pop$}
+ {
+ s text.length$ #0 >
+ {s "," * newline$ write$ "" 's :=}
+ 'skip$
+ if$
+ swap$
+ "={" * swap$ * "}" *
+ s swap$ * 's :=
+ }
+if$
+}
+
+FUNCTION {write.entry.verbatim1}
+{
+ "address" address write.field.verbatim
+ "author" author write.field.verbatim
+ "booktitle" booktitle write.field.verbatim
+ "booksubtitle" booksubtitle write.field.verbatim
+ "chapter" chapter write.field.verbatim
+ "conference-number" conference-number write.field.verbatim
+ "conference-year" conference-year write.field.verbatim
+ "conference-location" conference-location write.field.verbatim
+ "edition" edition write.field.verbatim
+ "editor" editor write.field.verbatim
+ "editortype" editortype write.field.verbatim
+ "dimensions" dimensions write.field.verbatim
+ "furtherresp" furtherresp write.field.verbatim
+ "howpublished" howpublished write.field.verbatim
+ "illustrated" illustrated write.field.verbatim
+ "institution" institution write.field.verbatim
+ "isbn" isbn write.field.verbatim
+ "issn" issn write.field.verbatim
+ "journal" journal write.field.verbatim
+}
+FUNCTION {write.entry.verbatim2}
+{
+ "key" key write.field.verbatim
+ "month" month write.field.verbatim
+ "note" note write.field.verbatim
+ "marginnote" marginnote write.field.verbatim
+ "number" number write.field.verbatim
+ "organization" organization write.field.verbatim
+ "org-short" org-short write.field.verbatim
+ "pages" pages write.field.verbatim
+ "pagename" pagename write.field.verbatim
+ "publisher" publisher write.field.verbatim
+ "reprinted-from" reprinted-from write.field.verbatim
+ "reprinted-text" reprinted-text write.field.verbatim
+ "school" school write.field.verbatim
+ "series" series write.field.verbatim
+ "subtitle" subtitle write.field.verbatim
+ "section" section write.field.verbatim
+ "title" title write.field.verbatim
+ "type" type write.field.verbatim
+}
+FUNCTION {write.entry.verbatim3}
+{
+ "url" url write.field.verbatim
+ "urlaccessdate" urlaccessdate write.field.verbatim
+ "volume" volume write.field.verbatim
+ "year" year write.field.verbatim
+ "abnt-emphasize" abnt-emphasize write.field.verbatim
+ "abnt-experimental" abnt-experimental write.field.verbatim
+ "abnt-doi" abnt-doi write.field.verbatim
+ "abnt-dont-use-etal" abnt-dont-use-etal write.field.verbatim
+ "abnt-full-initials" abnt-full-initials write.field.verbatim
+ "abnt-ldots-type" abnt-ldots-type write.field.verbatim
+ "abnt-missing-year" abnt-missing-year write.field.verbatim
+ "abnt-cite-style" abnt-cite-style write.field.verbatim
+ "abnt-no-etal-label" abnt-no-etal-label write.field.verbatim
+ %abnt-note
+ "abnt-repeated-author-omit" abnt-repeated-author-omit write.field.verbatim
+ "abnt-repeated-title-omit" abnt-repeated-title-omit write.field.verbatim
+ "abnt-show-options" abnt-show-options write.field.verbatim
+ "abnt-refinfo" abnt-refinfo write.field.verbatim
+ "abnt-thesis-year" abnt-thesis-year write.field.verbatim
+ "abnt-title-command" abnt-title-command write.field.verbatim
+ "abnt-url-package" abnt-url-package write.field.verbatim
+ "abnt-verbatim-entry" abnt-verbatim-entry write.field.verbatim
+}
+
+FUNCTION {write.entry.verbatim}
+{"" 's := "" 't :=
+ abnt.verbatim.entry
+ {"{\footnotesize\begin{verbatim}" newline$ write$
+ "@" type$ * "{" * cite$ * 's :=
+ write.entry.verbatim1
+ write.entry.verbatim2
+ write.entry.verbatim3
+ s "" = {"}"} {s "}" *} if$
+ newline$ write$
+ "\end{verbatim}}" newline$ write$}
+ {newline$}
+if$}
+
+STRINGS { bibinfo}
+INTEGERS { nameptr namesleft numnames }
+
+FUNCTION {get.person} {"{vv }{ll}{, jj}{, ff}" format.name$}
+FUNCTION {get.last.name} {#1 "{ll}" format.name$}
+FUNCTION {get.first.name} {#1 "{ff}" format.name$}
+FUNCTION {get.von} {#1 "{vv}" format.name$}
+FUNCTION {get.jr} {#1 "{jj}" format.name$}
+FUNCTION {is.composed.von}
+ {get.person
+ get.von duplicate$ empty$ {pop$ #0}
+ {duplicate$
+ get.first.name empty$ not
+ swap$ get.last.name empty$ not and
+ } if$
+ }
+
+FUNCTION {recompose.name}
+ {get.person duplicate$ duplicate$ duplicate$
+ get.von #1 "{ll }" format.name$ swap$
+ get.last.name *
+ swap$ #1 "{, ff}" format.name$ *
+ swap$ get.von #1 "{ ff}" format.name$ *
+ }
+
+
+FUNCTION {format.single.name}
+{
+s nameptr get.person 'r :=
+abnt.last.names
+ {r #1 "{ll}{ jj}" format.name$ "u" change.case$
+ abnt.full.initials
+ {r #1 "{, ff}{ vv}" format.name$ *}
+ {r #1 "{, f.}{ vv}" format.name$ *}
+ if$}
+ {%r #1 is.composed.von {r #1 recompose.name 'r :=} 'skip$ if$
+ r #1 "{ll}" format.name$
+ #1 "{ll}" format.name$
+ r #1 "{ jj}" format.name$ * "u" change.case$
+ abnt.full.initials
+ {r #1 "{, ff}{ vv}" format.name$ *
+ r #1 "{ll}" format.name$
+ #1 "{ ff}{ vv}" format.name$ *}
+ {iso.author.punctuation
+ {r #1 "{, f{}}{ vv}" format.name$ *}
+ {r #1 "{, f.}{ vv}" format.name$ *} if$
+ r #1 "{ll}" format.name$
+ #1 "{ f.}{ vv}" format.name$ *}
+ if$}
+
+if$
+}
+FUNCTION {format.names}
+{ 'bibinfo := duplicate$ empty$ 'skip$
+ {'s :=
+ "" 't :=
+ #1 'nameptr := s num.names$ 'numnames :=
+ numnames 'namesleft :=
+ { namesleft #0 > }
+ { format.single.name
+ bibinfo bibinfo.check
+ 't :=
+ nameptr #1 >
+ {nameptr #1 #1 + = numnames abnt.etal.list > and
+ {abnt.etal.list {"others" 't := #1 'namesleft :=} 'skip$ if$ }
+ 'skip$
+ if$
+ namesleft #1 >
+ { "; " * t * }
+ { numnames #2 >
+ { "" * }
+ 'skip$
+ if$
+ s nameptr "{ll}" format.name$ duplicate$ "others" =
+ { 't := }
+ { pop$ }
+ if$
+ t "others" =
+ { bbl.etal *}
+ { "; " * t *}
+ if$ }
+ if$ }
+ 't
+ if$
+ nameptr #1 + 'nameptr :=
+ namesleft #1 - 'namesleft := }
+ while$
+ } if$
+}
+
+%from plain.bst
+FUNCTION {format.names.plain}
+{ 's :=
+ #1 'nameptr :=
+ s num.names$ 'numnames :=
+ numnames 'namesleft :=
+ { namesleft #0 > }
+ { s nameptr "{ff }{vv }{ll}{ jj}" format.name$ 't :=
+ nameptr #1 >
+ { namesleft #1 >
+ { ", " * t * }
+ { numnames #20 >
+ { "," * }
+ 'skip$
+ if$
+ t "others" =
+ { bbl.etal * }
+ { bbl.and * t * }
+ if$
+ }
+ if$
+ }
+ 't
+ if$
+ nameptr #1 + 'nameptr :=
+ namesleft #1 - 'namesleft :=
+ }
+ while$
+}
+FUNCTION {format.names.ed} {format.names}
+
+FUNCTION {format.authors}
+{
+author "author" format.names
+}
+
+FUNCTION {format.authors.plain}
+{
+author format.names.plain
+}
+
+FUNCTION {get.bbl.editor} { editor num.names$ #1 > 'bbl.editors 'bbl.editor if$ }
+
+
+FUNCTION {format.book.pages}
+{ pages "pages" bibinfo.check duplicate$ empty$
+ 'skip$
+ { "~" * bbl.pages * }
+ if$
+}
+FUNCTION {format.dimensions}
+{ dimensions empty$
+ 'skip$
+ { dimensions output}
+ if$
+}
+FUNCTION {format.furtherresp}
+{ furtherresp empty$
+ 'skip$
+ { furtherresp output}
+ if$
+}
+FUNCTION {format.illustrated}
+{ illustrated missing$
+ 'skip$
+ {illustrated empty$
+ {"il." output}
+ {illustrated output}
+ if$}
+ if$
+}
+FUNCTION {format.isbn}
+{ isbn "isbn" bibinfo.check duplicate$ empty$
+ 'skip$
+ {new.block "ISBN " swap$ *}
+ if$
+}
+
+FUNCTION {format.issn}
+{ issn "issn" bibinfo.check
+ duplicate$ empty$ 'skip$
+ {new.block "ISSN " swap$ *}
+ if$
+}
+
+FUNCTION {format.note}
+{ note empty$
+ { "" }
+ { note #1 #1 substring$
+ duplicate$ "{" =
+ 'skip$
+ { output.state mid.sentence =
+ { "l" }
+ { "u" }
+ if$
+ change.case$ }
+ if$
+ note #2 global.max$ substring$ * "note" bibinfo.check }
+ if$
+}
+
+FUNCTION {format.howpublished}
+{ howpublished empty$
+ { "" }
+ { howpublished #1 #1 substring$
+ duplicate$ "{" =
+ 'skip$
+ { output.state mid.sentence =
+ { "l" }
+ { "u" }
+ if$
+ change.case$ }
+ if$
+ howpublished #2 global.max$ substring$ * "howpublished" bibinfo.check }
+ if$
+}
+
+
+%ABNT styles require that the title acts as an author if
+%typical author fields are absent. In this case the first
+%word is uppercase. Our main problem is to establish what
+%the first word actually is since portuguese uses accents.
+%For example: Fun{\c c}\ão (Função) is a whole word but contains a
+%space, but if we write Fun\c{c}\ão \c is converted to uppercase...
+%You get the problem, don't you?
+FUNCTION {format.title.as.author}
+{ 's := %holds the title
+ #1 'title.pos := %our position in the title
+ #1 'first.word := %boolean, true if we already have the first word
+ #1 'no.bracket := %boolean, false if we are inside a {}
+ "" 't := %holds the first title.pos characters of the title
+ {first.word}
+ {s title.pos #1 substring$ 'title.char :=
+ %checks if the character is a {
+ title.char "{" = {#0 'no.bracket :=} 'skip$ if$
+ %if we are in a bracket
+ no.bracket 'skip$ {title.char "}" = {#1 'no.bracket :=} 'skip$ if$} if$
+ type$ "journalpart" =
+ {title.char "." = title.char ":" = or title.char "!" = or
+ title.char "," = or title.char ";" = or title.char "?" = or}
+ {title.char " " =}
+ if$ s t = or no.bracket and
+ {#0 'first.word :=
+ t title.char * "u" change.case$
+ title.pos #1 + 'title.pos :=
+ s title.pos global.max$ substring$ * 's :=}
+ {title.pos #1 + 'title.pos := t title.char * 't :=}
+ if$
+ }
+ while$
+s
+}
+
+
+%compares current title with the title of the previous entry
+FUNCTION {compare.title}
+{abnt.repeated.title.omit
+ {duplicate$ "" = 'skip$
+ {duplicate$ previous.title = repeated.author and
+ {duplicate$ 'previous.title := pop$ bbl.same.field}
+ {duplicate$ 'previous.title :=}
+ if$}
+ if$}
+ 'skip$
+ if$
+}
+
+FUNCTION {apply.title.command}
+{abnt.title.command
+ {duplicate$ empty$ 'skip$
+ {"\bibtextitlecommand{" type$ * "}{" * swap$ * "}" *}
+ if$}
+ 'skip$ if$
+}
+
+FUNCTION {format.title}
+{author empty$ editor empty$ and organization empty$ and
+ {title format.title.as.author}
+ {title duplicate$ empty$ {pop$ ""} {"t" change.case$} if$}
+ if$
+ subtitle empty$ 'skip$ {subtitle ": " swap$ * "t" change.case$ *} if$
+ apply.title.command
+ compare.title
+}
+
+FUNCTION {n.dashify}
+{
+ 't :=
+ ""
+ { t empty$ not }
+ { t #1 #1 substring$ "-" =
+ { t #1 #2 substring$ "--" = not
+ { "--" *
+ t #2 global.max$ substring$ 't :=
+ }
+ { { t #1 #1 substring$ "-" = }
+ { "-" *
+ t #2 global.max$ substring$ 't :=
+ }
+ while$
+ }
+ if$
+ }
+ { t #1 #1 substring$ *
+ t #2 global.max$ substring$ 't :=
+ }
+ if$
+ }
+ while$
+}
+
+FUNCTION {word.in} { bbl.in " " * }
+
+FUNCTION {format.month}
+{ month empty$ 'skip$
+ {month "month" bibinfo.check}
+ if$
+}
+
+FUNCTION {format.date}
+{ year empty$
+ { month empty$
+ { bbl.missing.year }
+ { "existe o campo month (mês) mas não o campo year (ano) em " cite$ * warning$ month}
+ if$}
+ { month empty$
+ { year n.dashify}
+ { month " " * year * }
+ if$}
+ if$
+}
+FUNCTION {format.btitle}
+{author empty$ editor empty$ and organization empty$ and
+ {title format.title.as.author "title" bibinfo.check duplicate$ empty$ 'skip$ {} if$
+ subtitle empty$ 'skip$ {subtitle ": " swap$ * "t" change.case$ *} if$}
+ {title "title" bibinfo.check emphasize duplicate$ empty$ 'skip$ {} if$
+ subtitle empty$ 'skip$ {subtitle ": " swap$ * "t" change.case$ *} if$}
+if$
+apply.title.command
+compare.title
+}
+FUNCTION {either.or.check}
+{ empty$
+ 'pop$
+ { "não posso usar ambos " swap$ * " os campos em " * cite$ * warning$ }
+ if$
+}
+
+FUNCTION {format.volume} %leaves formatted or empty volume on the stack
+{volume duplicate$ empty$
+ 'skip$
+ {volume #1 #1 substring$ is.num
+ {bbl.volume swap$ tie.or.space.prefix * *}
+ 'skip$
+ if$}
+ if$
+}
+
+FUNCTION {format.number} %leaves formatted or empty number on the stack
+{ number duplicate$ empty$
+ 'skip$
+ {bbl.number swap$ tie.or.space.prefix * *}
+ if$
+}
+
+FUNCTION {format.patent.number}
+{ number
+}
+
+FUNCTION {format.bvolume}
+{ volume empty$
+ { "" }
+ { format.volume
+ number empty$ 'skip$ {output format.number} if$
+ series "series" bibinfo.check
+ duplicate$ empty$ 'pop$
+ { swap$ bbl.of space.word * swap$
+ emphasize * }
+ if$
+ }
+ if$
+}
+
+FUNCTION {format.bvolume.if.no.series}
+{ series empty$
+ { format.bvolume }
+ { "" }
+ if$
+}
+
+
+FUNCTION {format.number.or.volume}
+{number empty$
+ {format.volume}
+ {number} %we use the pure number here without leading "n."
+ if$
+}
+
+FUNCTION {format.volume.and.number}
+{format.volume output
+ format.number
+}
+
+FUNCTION {format.volume.number.series}
+{ number empty$ volume empty$ and
+ { series empty$
+ { "" }
+ {" (" series "series" bibinfo.check * ")" *}
+ if$}
+ { series empty$
+ {""} %{ format.number.or.volume }
+ { " (" series "series" bibinfo.check * ", " *
+ format.number.or.volume * ")" * }
+ if$ }
+ if$
+}
+
+FUNCTION {extract.num}
+{ duplicate$ 't :=
+ "" 's :=
+ { t empty$ not }
+ { t #1 #1 substring$
+ t #2 global.max$ substring$ 't :=
+ duplicate$ is.num
+ { s swap$ * 's := }
+ { pop$ "" 't := }
+ if$ }
+ while$
+ s empty$
+ 'skip$
+ { pop$ s }
+ if$
+}
+
+FUNCTION {format.edition}
+{ edition duplicate$ empty$ 'skip$
+ {output.state mid.sentence = { "l" } { "t" } if$ change.case$
+ "edition" bibinfo.check
+ edition #1 #1 substring$ is.num {". " * bbl.edition * } 'skip$ if$}
+ if$
+}
+INTEGERS { multiresult }
+FUNCTION {multi.page.check}
+{ 't :=
+ #0 'multiresult :=
+ { multiresult not
+ t empty$ not
+ and }
+ { t #1 #1 substring$
+ duplicate$ "-" =
+ swap$ duplicate$ "," =
+ swap$ "+" =
+ or or
+ { #1 'multiresult := }
+ { t #2 global.max$ substring$ 't := }
+ if$ }
+ while$
+ multiresult
+}
+FUNCTION {format.pages}
+{ pages duplicate$ empty$ 'skip$
+ { duplicate$ multi.page.check
+ { n.dashify bbl.pages swap$}
+ { bbl.page swap$ }
+ if$
+ tie.or.space.prefix "pages" bibinfo.check * * }
+ if$
+}
+FUNCTION {format.journal.pages}
+{ pages empty$ {""}
+ { pages n.dashify bbl.pages
+ swap$ tie.or.space.prefix "pages" bibinfo.check * *}
+ if$
+}
+
+FUNCTION {get.url.type}
+{s #1 #5 substring$ "http:" = {http.url}
+ {s #1 #6 substring$ "https:" = {http.url}
+ {s #1 #5 substring$ "file:" = {file.url}
+ {s #1 #4 substring$ "ftp:" = {ftp.url}
+ {s #1 #4 substring$ "doi:" = {doi.url}
+ {s #1 #7 substring$ "mailto:" = {mailto.url} {unknown.url} if$}
+ if$}
+ if$}
+ if$}
+ if$}
+ if$
+ 'url.type :=
+}
+
+FUNCTION {expand.doi}
+{s
+url.type doi.url =
+ {#5 global.max$ substring$ bbl.doi.url swap$ *}
+ 'skip$ if$
+}
+
+INTEGERS {url.pos url.length}
+FUNCTION {filter.url.tex}
+{s text.length$ #1 + 'url.length :=
+ #1 'url.pos := "" 't :=
+ {url.pos url.length <}
+ {s url.pos #1 substring$
+ duplicate$ "_" = {pop$ "\underline{\ }" } 'skip$ if$
+ duplicate$ "%" = {pop$ "\%" } 'skip$ if$
+ duplicate$ "&" = {pop$ "\&" } 'skip$ if$
+ duplicate$ "~" = {pop$ "\~{}" } 'skip$ if$
+ duplicate$ "/" = {pop$ "\-/" } 'skip$ if$
+ duplicate$ "." = {pop$ "\-." } 'skip$ if$
+ duplicate$ "\" = {pop$ "{\textbackslash}" } 'skip$ if$
+ duplicate$ "#" = {pop$ "\#" } 'skip$ if$
+ duplicate$ "_" = {pop$ "\_" } 'skip$ if$
+ t swap$ * 't :=
+ url.pos #1 + 'url.pos :=
+ }
+ while$
+t
+}
+FUNCTION {filter.url.html}
+{s text.length$ #1 + 'url.length :=
+ #1 'url.pos := "" 't :=
+ {url.pos url.length <}
+ {s url.pos #1 substring$
+ duplicate$ "%" = {pop$ "\%" } 'skip$ if$
+ duplicate$ "#" = {pop$ "\#" } 'skip$ if$
+ duplicate$ "_" = {pop$ "\_" } 'skip$ if$
+ t swap$ * 't :=
+ url.pos #1 + 'url.pos :=
+ }
+ while$
+t
+}
+
+FUNCTION {compose.url}
+{'s :=
+ get.url.type
+ bbl.url.available
+ abnt.url.package #0 =
+ { "$<$" *
+ abnt.doi abnt.doi.expand.to.url = 'expand.doi {s} if$
+ * "$>$" *} 'skip$ if$
+ abnt.url.package #1 =
+ { "\url{" * filter.url.html * "}" *} 'skip$ if$
+ abnt.url.package #2 =
+ {url.type http.url =
+ {"\htmladdnormallink{$<$" * filter.url.tex * "$>$}{" * filter.url.html * "}" *}
+ 'skip$ if$
+ url.type doi.url = url.type ftp.url = or url.type mailto.url = or
+ {"\htmladdnormallink{$<$" *
+ abnt.doi abnt.doi.expand.to.url = 'expand.doi {s} if$
+ * "$>$}{" *
+ abnt.doi abnt.doi.leave.as.is = {s} 'expand.doi if$
+ * "}" * }
+ 'skip$ if$
+ url.type unknown.url =
+ {"$<$" * filter.url.tex * "$>$" *}
+ 'skip$ if$} 'skip$ if$
+}
+FUNCTION {format.url}
+{ url empty$ 'skip$
+ {url compose.url output new.sentence }
+ if$
+ urlaccessdate duplicate$ empty$ 'skip$
+ { bbl.url.accessdate swap$ *}
+ if$
+ "urlaccessdate" bibinfo.check output new.sentence
+}
+
+FUNCTION {format.conference.info}
+{ conference-number empty$
+ 'skip$
+ {conference-number "." * output}
+ if$
+ conference-year empty$
+ 'skip$
+ {conference-year output}
+ if$
+ conference-location empty$
+ 'skip$
+ {conference-location output}
+ if$
+ new.sentence
+}
+
+
+FUNCTION {format.chapter.pages}
+{ chapter empty$
+ 'format.pages
+ { type empty$
+ { bbl.chapter }
+ { type "l" change.case$
+ "type" bibinfo.check }
+ if$
+ chapter tie.or.space.prefix "chapter" bibinfo.check * *
+ pages empty$
+ 'skip$
+ { ", " * format.pages * }
+ if$ }
+ if$
+}
+
+FUNCTION {format.booktitle}
+{author empty$ editor empty$ and organization empty$ and
+ {booktitle format.title.as.author "booktitle" bibinfo.check duplicate$ empty$ 'skip$ {} if$
+ booksubtitle empty$ 'skip$ {booksubtitle ": " swap$ * "t" change.case$ *
+ apply.title.command} if$}
+ {booktitle "booktitle" bibinfo.check emphasize duplicate$ empty$ 'skip$ {} if$
+ booksubtitle empty$ 'skip$ {booksubtitle ": " swap$ * "t" change.case$ *
+ apply.title.command} if$}
+if$
+}
+FUNCTION {format.editors}
+{ editor empty$
+ {"inbook" type$ = 'bbl.same.field 'skip$ if$}
+ {author empty$
+ {editor "editor" format.names " (" *
+ editortype empty$ {bbl.editor} {editortype} if$
+ ")" * * }
+ {"inbook" type$ =
+ {bbl.same.field }
+ {editor "editor" format.names " (" *
+ editortype empty$ {bbl.editor} {editortype} if$
+ ")" * *}
+ if$}
+ if$}
+ if$
+}
+FUNCTION {format.in.ed.booktitle}
+{ editor empty$
+ {organization empty$ not author empty$ not and %if one of two not empty
+ {word.in organization "u" change.case$ * output
+ format.conference.info
+ booktitle empty$ {""} {new.sentence format.booktitle} if$}
+ {word.in
+ organization empty$ author empty$ and 'skip$
+ {"inbook" type$ = {bbl.same.field * output new.sentence ""}
+ 'skip$ if$ } if$
+ booktitle empty$ 'skip$ {format.booktitle *} if$}
+ if$}
+ {word.in format.editors * output
+ booktitle empty$ {""} {new.sentence format.booktitle} if$}
+ if$
+ output
+ new.sentence
+}
+FUNCTION {empty.misc.check}
+{ author empty$ title empty$ howpublished empty$
+ month empty$ year empty$ note empty$
+ and and and and and
+ key empty$ not and
+ { "todos os campos relevantes estão vazios ou faltando em " cite$ * warning$ }
+ 'skip$
+ if$
+}
+FUNCTION {format.type}
+{ type "type" bibinfo.check
+ duplicate$ empty$ 'skip$
+ {new.block "" swap$ * }
+ if$
+}
+
+
+FUNCTION {format.year}
+{year empty$
+ { "campo year vazio ou faltando em " cite$ *
+ abnt.missing.year {" (vou colocar [s.d.])" *} 'skip$ if$ warning$
+ abnt.missing.year {", " } {""} if$ bbl.missing.year *}
+ {year n.dashify "year" bibinfo.check}
+if$
+}
+
+FUNCTION {format.year.presented}
+{year-presented empty$
+ {""}
+ {year-presented n.dashify}
+if$
+}
+
+FUNCTION {format.field.address}
+{ 't :=
+ address empty$ organization empty$ and url empty$ and t empty$ and
+ {bbl.no.address.no.publisher}
+ {address empty$
+ %if an url is present we don't give a missing address "[s.l.]" notice
+ {url empty$ {bbl.no.address ": "} {"" ""} if$}
+ {address ": "}
+ if$
+ t empty$
+ {%if an organization is present then it is OK not to have a publisher
+ organization empty$ {* bbl.no.publisher * } 'pop$ if$}
+ {* t * }
+ if$}
+ if$
+}
+
+FUNCTION {format.address}
+{address empty$
+ { bbl.no.address}
+ { address}
+ if$
+}
+
+FUNCTION {format.publisher.address}
+{ publisher "publisher" bibinfo.check format.field.address}
+
+FUNCTION {format.publisher.address.relax}
+{publisher empty$ address empty$ and {""}
+ {publisher "publisher" bibinfo.check format.field.address}
+if$}
+
+FUNCTION {format.organization.address}
+{ organization "organization" bibinfo.check format.field.address}
+
+%retains current authorship for future use
+FUNCTION {compare.authorship}
+{abnt.repeated.author.omit
+ {duplicate$ "" = 'skip$
+ {duplicate$ previous.author =
+ {duplicate$ 'previous.author :=
+ pop$ bbl.same.field
+ #1 'repeated.author :=}
+ {duplicate$ 'previous.author :=
+ #0 'repeated.author :=}
+ if$}
+ if$}
+ 'skip$
+ if$
+}
+
+FUNCTION {format.author.or.organization}
+{ author empty$
+ { organization empty$ 'skip$
+ { organization "u" change.case$ "organization" bibinfo.check output}
+ if$}
+ { format.authors output.nonnull }
+ if$
+ compare.authorship
+}
+
+
+FUNCTION {format.editor.or.organization}
+{ editor empty$
+ { organization empty$ 'skip$
+ { organization "u" change.case$ "organization" bibinfo.check output}
+ if$}
+ { format.editors output.nonnull }
+ if$
+ compare.authorship
+}
+
+FUNCTION {format.author.or.editor.or.organization}
+{ author empty$
+ { editor empty$
+ { organization empty$
+ 'skip$
+ { organization "u" change.case$ "organization" bibinfo.check output}
+ if$}
+ { format.editors output.nonnull }
+ if$}
+ { format.authors output.nonnull }
+ if$
+ compare.authorship
+}
+
+FUNCTION {format.reprint}
+{ reprinted-text missing$
+ {""}
+ {reprinted-text empty$
+ {bbl.reprint} {reprinted-text} if$
+ bbl.colon *}
+ if$
+}
+
+FUNCTION {format.journal}
+{
+ format.reprint
+ journal emphasize *
+}
+
+
+%generates the first label in \abntrefinfo to be used with \citeonline
+FUNCTION {format.names.for.label1} %abnt-alf only
+{ 's := "" 't :=
+ #1 'nameptr := s num.names$ 'numnames :=
+ numnames 'namesleft :=
+ { namesleft #0 > }
+ {abnt.last.names
+ {s nameptr "{ll}{ jj}" format.name$}
+ {s nameptr "{ll}" format.name$ #1 "{ll}" format.name$
+ s nameptr "{ jj}" format.name$ *}
+ if$
+ 't :=
+ nameptr #1 >
+ {namesleft #1 >
+ { numnames abnt.etal.cite > abnt.etal.cite #0 = not and
+ {#0 'namesleft := abnt.etal.cite {bbl.etal *} 'skip$ if$}
+ {", " * t * } if$ }
+ { t "others" =
+ {abnt.etal.cite {bbl.etal *} 'skip$ if$}
+ {numnames nameptr =
+ {bbl.and * t *}
+ 'skip$ if$}
+ if$
+ }
+ if$ }
+ 't
+ if$
+ nameptr #1 + 'nameptr :=
+ namesleft #1 - 'namesleft := }
+ while$
+}
+
+%generates the second label in \abntrefinfo to be used with \cite
+FUNCTION {format.names.for.label2} %abnt-alf only
+{ 's := "" 't :=
+ #1 'nameptr := s num.names$ 'numnames :=
+ numnames 'namesleft :=
+ { namesleft #0 > }
+ {abnt.last.names
+ {s nameptr "{ll}{ jj}" format.name$}
+ {s nameptr "{ll}" format.name$ #1 "{ll}" format.name$
+ s nameptr "{ jj}" format.name$ *}
+ if$
+ abnt.cite.style #0 = {"u" change.case$} 'skip$ if$ 't :=
+ nameptr #1 >
+ {namesleft #1 >
+ { numnames abnt.etal.cite >
+ {#0 'namesleft := abnt.etal.cite {bbl.etal *} 'skip$ if$}
+ {"; " * t * } if$ }
+ { t "OTHERS" = t "others" = or
+ {abnt.etal.cite {bbl.etal *} 'skip$ if$}
+ {numnames nameptr = { bbl.semicolon * t *} 'skip$ if$}
+ if$
+ }
+ if$ }
+ 't
+ if$
+ nameptr #1 + 'nameptr :=
+ namesleft #1 - 'namesleft := }
+ while$
+}
+
+FUNCTION {format.title.for.label}
+{ 's :=
+ #1 'title.pos := #1 'first.word :=
+ "" 't :=
+ {first.word}
+ {s title.pos #1 substring$ 'title.char :=
+ title.char "." = title.char ":" = or title.char ";" = or
+ title.char "," = or title.char " " = or s t = or
+ {#0 'first.word :=
+ title.pos #1 + 'title.pos :=}
+ {title.pos #1 + 'title.pos := t title.char * 't :=}
+ if$
+ }
+ while$
+s t = %title equals first word, dont use bbl.ldots
+ {t "}{" * t
+ abnt.cite.style #0 = {"u" change.case$ * } 'skip$ if$}
+ {t bbl.ldots * "}{" * t
+ abnt.cite.style #0 = {"u" change.case$} 'skip$ if$ * bbl.ldots *}
+if$
+}
+
+%cvs keys have the general form $key: value $
+INTEGERS {key.pos value.pos}
+FUNCTION {extract.cvs.key} %we borrow the functionality of format.title.for.label
+{ 's := %holds the entire cvs string
+ #1 'key.pos :=
+ #0 'value.pos := %0= between first $ and :, 1=between : and second $, 2= at the end
+ "" 't := %holds the resulting value
+ {value.pos #0 = value.pos #1 = or}
+ { s key.pos #1 substring$ 'title.char :=
+ value.pos #0 =
+ { title.char ":" = {#1 'value.pos := key.pos #1 + 'key.pos :=} 'skip$ if$}
+ { title.char "$" =
+ {#2 'value.pos :=}
+ {t title.char * 't :=}
+ if$}
+ if$
+ key.pos #1 + 'key.pos :=
+ }
+ while$
+ t
+}
+
+%generates and extended label of type {Author}{AUTHOR}{YEAR}
+%for abnt.cite.style=1 they will be of type {Author}{Author}{YEAR}
+%final result is placed into variable label
+FUNCTION {calc.extended.label}
+{ "{"
+ author empty$ not
+ {author format.names.for.label1 * "}{" * author format.names.for.label2 *}
+ {editor empty$ not
+ {editor format.names.for.label1 * "}{" * editor format.names.for.label2 *}
+ {org-short empty$ not
+ {org-short * "}{" * org-short "u" change.case$ *}
+ {organization empty$ not
+ {organization * "}{" * organization "u" change.case$ *}
+ {title empty$ not
+ {title format.title.for.label *}
+ {"nada}{NADA" *}
+ if$}
+ if$}
+ if$}
+ if$}
+ if$
+ "}{" *
+ year empty$ 'skip$ {year *} if$
+ 'label := %place the stack into label
+ % final } will be placed in reverse.pass
+}
+%generates and simple label of type "Author YEAR"
+%final result is placed onto the stack
+FUNCTION {calc.simple.label}
+{ author empty$ not
+ {author format.names.for.label1}
+ {editor empty$ not
+ {editor format.names.for.label1}
+ {organization empty$ not
+ {organization}
+ {title empty$ not
+ {title}
+ {""}
+ if$}
+ if$}
+ if$}
+ if$
+ year empty$ 'skip$ {" " * year *} if$
+}
+
+FUNCTION {output.bibitem}
+{ newline$
+ abnt.alf
+ {"\bibitem[" write$
+ calc.simple.label
+ write$ "]{"}
+ {"\bibitem{"}
+ if$
+ write$ cite$ write$ "}" write$ newline$
+ abnt.refinfo #1 = {"\abntrefinfo" write$ label write$ newline$} 'skip$ if$
+ "{" write$
+ "" before.all 'output.state :=
+}
+FUNCTION {output.hiddenbibitem}
+{ newline$
+ abnt.alf
+ {"\hiddenbibitem[" write$
+ calc.simple.label
+ write$ "]{"}
+ {"\bibitem{"}
+ if$
+ write$ cite$ write$ "}" write$ newline$
+ abnt.refinfo #1 = {"\abntrefinfo" write$ label write$ newline$} 'skip$ if$
+ "{" write$
+ "" before.all 'output.state :=
+}
+FUNCTION {fin.entry}
+{ add.period$ write$
+ reprinted-from empty$ 'skip$
+ {" " reprinted-text empty$
+ {bbl.reprint} {reprinted-text} if$ * bbl.colon *
+ "\abntreprintinfo{ " * reprinted-from * "}" * write$}
+ if$
+ abnt-note empty$ 'skip$
+ {"\footnote{" abnt-note * "}" * write$} if$
+ "}" write$
+ %newline$
+ write.entry.verbatim
+}
+
+FUNCTION { abnt.display.options}
+{ 's := 't :=
+ abnt.show.options #1 = % "warn"
+ {"opção " t * " passou para " * s * warning$ } 'skip$ if$
+
+ abnt.show.options #2 = % "list"
+ {"Op\c c\~ao selecionada {\tt " t * "=}\verb+" * s * "+" * output new.sentence } 'skip$ if$
+}
+
+FUNCTION { abnt-options1 }
+ {
+ abnt-show-options empty$
+ 'skip$
+ {abnt-show-options "no" =
+ {#0} {abnt-show-options "warn" =
+ {#1} {abnt-show-options "list" =
+ {#2 } {#0 } if$} if$} if$
+ 'abnt.show.options :=} % #0 "no"; #1 "warn"; #2 "list"
+ if$
+
+ abnt.show.options #2 =
+ {output.bibitem "Mudan\c ca de estilo ap\'os este ponto com o comando \verb!\citeoption{"
+ cite$ * "}! " *
+ output new.sentence} 'skip$ if$
+
+ abnt-show-options empty$
+ 'skip$ {"abnt-show-options" abnt-show-options abnt.display.options} if$
+
+ abnt-cite-style empty$
+ 'skip$
+ {abnt-cite-style "(AUTHOR, YEAR)" =
+ {#0 'abnt.cite.style :=}
+ {abnt-cite-style "(Author, YEAR)" =
+ {#1 'abnt.cite.style :=}
+ {"opção " abnt-cite-style * " desconhecida" * warning$}
+ if$}
+ if$
+ "abnt-cite-style" abnt-cite-style abnt.display.options}if$
+
+ abnt-experimental empty$
+ 'skip$ {abnt-experimental "yes" = 'abnt.experimental :=
+ "abnt-experimental" abnt-experimental abnt.display.options} if$
+
+ abnt-emphasize duplicate$ empty$
+ 'pop$ {'abnt.emphasize :=
+ "abnt-emphasize" abnt.emphasize abnt.display.options
+ abnt-emphasize "\bf" = abnt-emphasize "\it" = or abnt-emphasize "\em" = or
+ abnt-emphasize "\bfseries" = or
+ {"não use " abnt-emphasize * " para abnt-emphasize em " * cite$ *
+ ", isto alterará TODO o texto. Use \textbf ou \emph. Veja a documentação abnt-bibtex-doc para mais detalhes." * warning$}
+ 'skip$ if$
+ } if$
+
+ abnt-doi empty$
+ 'skip$
+ {abnt-doi "expand" =
+ {abnt.doi.expand.to.url 'abnt.doi :=}
+ {abnt-doi "link" =
+ {abnt.doi.link 'abnt.doi :=}
+ {abnt-doi "doi" =
+ {abnt.doi.leave.as.is 'abnt.doi :=}
+ {"opção " abnt-doi * " desconhecida" * warning$}
+ if$}
+ if$}
+ if$
+ "abnt-doi" abnt-doi abnt.display.options}if$
+ }
+FUNCTION { abnt-options2 }
+ {
+ abnt-full-initials empty$
+ 'skip$ {abnt-full-initials "yes" = 'abnt.full.initials :=
+ "abnt-full-initials" abnt-full-initials abnt.display.options} if$
+
+ abnt-last-names empty$
+ 'skip$
+ {abnt-last-names "abnt" = {#0}
+ {abnt-last-names "bibtex" = {#1} {#0} if$} if$
+ 'abnt.last.names :=
+ "abnt-last-names" abnt-last-names abnt.display.options}
+ if$
+
+
+ abnt-ldots-type empty$
+ 'skip$
+ {abnt-ldots-type "none" = {#0}
+ {abnt-ldots-type "normal" = {#1}
+ {abnt-ldots-type "math" = {#2}
+ {abnt-ldots-type "text" = {#1} {#0}
+ if$} if$} if$} if$
+ 'abnt.ldots.type :=
+ "abnt-ldots-type" abnt-ldots-type abnt.display.options}
+ if$
+
+ abnt-missing-year empty$
+ 'skip$
+ {abnt-missing-year "void" = {#0}
+ {abnt-missing-year "sd" = {#1} {#0} if$}
+ if$
+ 'abnt.missing.year :=
+ "abnt-missing-year" abnt-missing-year abnt.display.options}
+ if$
+
+
+ abnt-and-type empty$
+ 'skip$ {abnt-and-type "e" =
+ {#0} {abnt-and-type "&" =
+ {#1} {#0} if$} if$
+ 'abnt.and.type :=
+ "abnt-and-type" abnt-and-type abnt.display.options}
+ if$
+
+ abnt-thesis-year empty$
+ 'skip$ {abnt-thesis-year "final" =
+ {#0} {abnt-thesis-year "title" =
+ {#1} {abnt-thesis-year "both" =
+ {#2} {#0} if$} if$} if$
+ 'abnt.thesis.year :=
+ "abnt-thesis-year" abnt-thesis-year abnt.display.options}
+ if$
+
+ abnt-refinfo empty$
+ 'skip$ {abnt-refinfo "yes" = 'abnt.refinfo :=
+ "abnt-refinfo" abnt-refinfo abnt.display.options} if$
+}
+FUNCTION { abnt-options3 }
+ {
+
+ abnt-dont-use-etal empty$
+ 'skip$ {abnt-dont-use-etal "yes" = {#0 'abnt.etal.list :=} 'skip$ if$
+ "Uso da opção abnt-dont-use-etal se tornou obsoleto, usamos abnt-etal-list." warning$
+ "abnt-etal-list" abnt.etal.list int.to.str$ abnt.display.options} if$
+
+ abnt-etal-cite empty$
+ 'skip$ {abnt-etal-cite str.to.int 'abnt.etal.cite :=
+ "abnt-etal-cite" abnt.etal.cite int.to.str$ abnt.display.options} if$
+
+ abnt-etal-list empty$
+ 'skip$ {abnt-etal-list str.to.int 'abnt.etal.list :=
+ "abnt-etal-list" abnt.etal.list int.to.str$ abnt.display.options} if$
+
+ abnt-etal-text missing$
+ 'skip$ {abnt-etal-text 'abnt.etal.text :=
+ "abnt-etal-text" abnt.etal.text abnt.display.options} if$
+
+ abnt-no-etal-label empty$
+ 'skip$ {abnt-no-etal-label "yes" = {#0 'abnt.etal.cite :=} 'skip$ if$
+ "Uso da opção abnt-no-etal-label se tornou obsoleto, usamos abnt-etal-cite." warning$
+ "abnt-etal-cite" abnt.etal.cite int.to.str$ abnt.display.options} if$
+
+ abnt-repeated-author-omit empty$
+ 'skip$ {abnt-repeated-author-omit "yes" =
+ {#1 'abnt.repeated.author.omit :=}
+ {#0 'abnt.repeated.author.omit := "" 'previous.author :=} if$
+ "abnt-repeated-author-omit" abnt-repeated-author-omit abnt.display.options} if$
+
+ abnt-repeated-title-omit empty$ 'skip$
+ {abnt-repeated-title-omit "yes" =
+ {#1 'abnt.repeated.title.omit :=}
+ {#0 'abnt.repeated.title.omit := "" 'previous.title :=} if$
+ "abnt-repeated-title-omit" abnt-repeated-title-omit abnt.display.options
+ abnt.repeated.author.omit not abnt.repeated.title.omit and
+ {"Use abnt-repeated-title-omit=yes junto com abnt-repeated-author-omit=yes"
+ warning$} 'skip$ if$} if$
+
+ abnt-title-command empty$
+ 'skip$ {abnt-title-command "yes" =
+ {#1 'abnt.title.command :=}
+ {#0 'abnt.title.command :=} if$
+ "abnt-title-command" abnt-title-command abnt.display.options} if$
+
+ abnt-url-package empty$ 'skip$
+ {abnt-url-package "url" =
+ {#1 'abnt.url.package :=}
+ {abnt-url-package "hyperref" = {#2 'abnt.url.package :=} 'skip$ if$}
+ if$
+ "abnt-url-package" abnt-url-package abnt.display.options}
+ if$
+
+ abnt-verbatim-entry empty$
+ 'skip$ {abnt-verbatim-entry "yes" = 'abnt.verbatim.entry :=
+ "abnt-verbatim-entry" abnt-verbatim-entry abnt.display.options} if$
+
+ abnt.show.options #2 = 'fin.entry 'skip$ if$
+ }
+
+%we had to break this function in two parts because of the following message:
+%Sorry---you've exceeded BibTeX's single function space 100
+%(That was a fatal error)
+FUNCTION { iso-options1 }
+ {
+ iso-abbreviation empty$
+ 'skip$ {iso-abbreviation "standard" = 'iso.abbreviation :=
+ "iso-abbreviation" iso-abbreviation abnt.display.options} if$
+ iso-author-punctuation empty$
+ 'skip$ {iso-author-punctuation "void" = 'iso.author.punctuation :=
+ "iso-author-punctuation" iso-author-punctuation abnt.display.options} if$
+ iso-date-place empty$
+ 'skip$ {iso-date-place "ISO" = 'iso.date.place :=
+ "iso-date-place" iso-date-place abnt.display.options} if$
+ }
+
+FUNCTION { abnt-options }
+ {
+ abnt-options1
+ abnt-options2
+ abnt-options3
+ iso-options1
+ }
+
+FUNCTION { iso-options } { abnt-options }
+
+FUNCTION { iso.year.label }
+{ iso.date.place
+ { abnt.alf
+ {year.label output new.sentence}
+ 'skip$ if$}
+ 'skip$ if$}
+
+FUNCTION { iso.date }
+{ iso.date.place
+ { abnt.alf
+ 'skip$
+ {year output new.sentence}
+ if$}
+ 'skip$ if$}
+
+FUNCTION { non.iso.date }
+ {iso.date.place 'skip$ {format.date output} if$}
+
+FUNCTION {article}
+{ output.bibitem
+ format.author.or.organization new.sentence
+ iso.year.label
+ format.title "title" output.check new.block
+ format.journal output
+ iso.date.place {format.year output} 'skip$ if$
+ %iso.date.place {format.date output} 'skip$ if$
+ %iso.date.place {abnt.alf 'skip$ {format.year output new.sentence} if$}
+ % {format.year output new.sentence} if$
+ section "section" bibinfo.check output.dash
+ publisher "publisher" bibinfo.check output
+ address "address" bibinfo.check output
+ format.volume output
+ format.number output
+ format.pages output
+ non.iso.date
+ format.issn output new.block
+ format.note output new.block
+ format.url
+ fin.entry
+}
+FUNCTION {book}
+{ output.bibitem
+ format.author.or.editor.or.organization new.sentence
+ iso.year.label
+ format.type output new.sentence
+ format.btitle "title" output.check new.sentence
+ format.furtherresp new.sentence
+ format.edition output new.sentence
+ format.publisher.address output
+ iso.date.place {abnt.alf 'skip$ {format.year output new.sentence} if$}
+ {format.year output new.sentence} if$
+ format.volume output new.sentence
+ format.book.pages output
+ format.illustrated
+ format.dimensions new.sentence
+ format.howpublished output new.sentence
+ format.volume.number.series output new.sentence
+ format.note output
+ format.issn output %pode parecer curioso, mas revistas inteiras são tratadas como livro
+ format.isbn output new.sentence
+ format.url
+ fin.entry
+}
+FUNCTION {booklet}
+{ output.bibitem
+ format.author.or.editor.or.organization new.sentence
+ iso.year.label
+ format.type output new.sentence
+ format.btitle "title" output.check new.sentence
+ format.edition output new.sentence
+ address "address" bibinfo.check output
+ format.bvolume output
+ %format.date output new.sentence
+ iso.date.place {abnt.alf 'skip$ {format.year output new.sentence} if$}
+ {format.year output new.sentence} if$
+ format.book.pages output new.sentence
+ format.volume.number.series output new.sentence
+ format.note output
+ format.isbn output new.sentence
+ format.url
+ fin.entry
+}
+
+FUNCTION {hidden}
+{ output.hiddenbibitem
+ fin.entry}
+
+FUNCTION {inbook}
+{ output.bibitem
+ format.author.or.organization new.sentence
+ iso.year.label
+ format.title "title" output.check new.block
+ format.in.ed.booktitle
+ format.furtherresp new.sentence
+ format.edition output new.sentence
+ format.publisher.address output
+ %format.year output new.sentence
+ iso.date.place {abnt.alf 'skip$ {format.year output new.sentence} if$}
+ {format.year output new.sentence} if$
+ format.bvolume.if.no.series output
+ format.volume.number.series output
+ format.chapter.pages output new.sentence
+ format.isbn output new.block
+ format.note output new.block
+ format.url
+ fin.entry
+}
+
+FUNCTION {incollection}
+{ output.bibitem
+ format.author.or.organization new.sentence
+ iso.year.label
+ format.title "title" output.check new.sentence
+ format.in.ed.booktitle
+ format.edition output new.sentence
+ format.publisher.address output
+ %format.year output
+ iso.date.place {abnt.alf 'skip$ {format.year output new.sentence} if$}
+ {format.year output} if$
+ format.volume.number.series output new.sentence
+ format.bvolume.if.no.series output
+ format.chapter.pages output new.sentence
+ format.isbn output new.block
+ format.note output new.block
+ format.url
+ fin.entry
+}
+FUNCTION {inproceedings}
+{ output.bibitem
+ format.author.or.organization new.sentence
+ iso.year.label
+ format.title "title" output.check new.sentence
+ format.in.ed.booktitle
+ format.publisher.address output
+ %format.year output new.sentence
+ iso.date.place {abnt.alf 'skip$ {format.year output new.sentence} if$}
+ {format.year output new.sentence} if$
+ format.bvolume.if.no.series output
+ format.volume.number.series output
+ format.pages output
+ format.isbn output
+ format.issn output new.sentence
+ format.note output new.sentence
+ format.url
+ fin.entry
+}
+FUNCTION {journalpart}
+{ output.bibitem
+ format.author.or.editor.or.organization new.sentence
+ iso.year.label
+ format.type output new.sentence
+ format.btitle "title" output.check new.sentence
+ format.furtherresp new.sentence
+ format.edition output new.sentence
+ format.publisher.address output
+ format.volume output
+ format.number output
+ %format.date output new.sentence
+ iso.date.place {abnt.alf 'skip$ {format.year output new.sentence} if$}
+ {format.date output new.sentence} if$
+ format.book.pages output
+ format.illustrated
+ format.dimensions new.sentence
+ format.note output
+ format.issn output %pode parecer curioso, mas revistas inteiras são tratadas como livro
+ format.isbn output new.sentence
+ format.url
+ fin.entry
+}
+FUNCTION {conference} { inproceedings }
+FUNCTION {manual}
+{ output.bibitem
+ format.author.or.editor.or.organization new.sentence
+ iso.year.label
+ format.btitle "title" output.check new.block
+ format.furtherresp new.sentence
+ format.edition output new.sentence
+ format.address output
+ %format.date output new.sentence
+ iso.date.place {abnt.alf 'skip$ {format.year output new.sentence} if$}
+ {format.year output new.sentence} if$
+ format.bvolume.if.no.series output
+ format.book.pages output new.sentence
+ format.volume.number.series output new.sentence
+ format.note output new.sentence
+ format.url
+ fin.entry
+}
+
+FUNCTION {misc}
+{ output.bibitem
+ format.author.or.editor.or.organization new.sentence
+ iso.year.label
+ format.type output
+ format.btitle output new.sentence
+ format.furtherresp new.sentence
+ format.publisher.address.relax output
+ %format.date output new.block
+ iso.date.place {abnt.alf 'skip$ {format.year output new.sentence} if$}
+ {format.year output new.sentence} if$
+ format.book.pages output new.sentence
+ format.illustrated
+ format.dimensions new.sentence
+ format.howpublished output new.block
+ format.volume.number.series output new.sentence
+ format.note output new.block
+ format.url
+ fin.entry
+ empty.misc.check
+}
+
+FUNCTION {patent}
+{ output.bibitem
+ format.editor.or.organization new.sentence
+ iso.year.label
+ format.authors.plain output new.sentence
+ format.btitle output new.sentence
+ format.furtherresp new.sentence
+ %format.date output new.block
+ iso.date.place {abnt.alf 'skip$ {format.year output new.sentence} if$}
+ {format.year output new.sentence} if$
+ format.patent.number output
+ format.howpublished output new.block
+ format.note output new.block
+ format.url
+ fin.entry
+ empty.misc.check
+}
+
+FUNCTION {format.thesis.type}
+{ type$ "phdthesis" =
+ {bbl.phdthesis}
+ {type$ "mastersthesis" =
+ {bbl.mthesis}
+ {type$ "monography" =
+ {bbl.monography}
+ {bbl.void}
+ if$}
+ if$}
+ if$
+ type empty$
+ {type missing$
+ {type$ "phdthesis" =
+ { " (" bbl.phd * ")" *}
+ {type$ "mastersthesis" = { " (" bbl.master * ")" *} {pop$ ""} if$}
+ if$}
+ {""}
+ if$}
+ {type$ "thesis" =
+ {type}
+ {" (" type * ")" * "type" bibinfo.check}
+ if$}
+ if$
+ * %joins first and second part of this function
+}
+FUNCTION {thesis}
+{ output.bibitem
+ format.authors "author" output.check new.block
+ iso.year.label
+ format.btitle "title" output.check new.block
+ abnt.thesis.year #1 = abnt.thesis.year #2 = or
+ {format.date "year" output.check new.sentence} 'skip$ if$
+ format.year.presented output new.sentence
+ format.book.pages output new.sentence
+ format.thesis.type output.nonnull
+ school "school" bibinfo.warn output.dash
+ address "address" bibinfo.check output
+ abnt.thesis.year #0 = abnt.thesis.year #2 = or
+ {format.date "year" output.check new.sentence} 'skip$ if$
+ format.note output new.block
+ format.url
+ fin.entry
+}
+
+FUNCTION {phdthesis} { thesis }
+FUNCTION {mastersthesis} { thesis }
+FUNCTION {monography} { thesis }
+
+FUNCTION {proceedings}
+{ output.bibitem
+ iso.year.label
+ format.editor.or.organization
+ format.conference.info
+ format.btitle "title" output.check
+ format.bvolume output
+ format.volume.number.series output
+ editor empty$
+ { publisher empty$
+ 'skip$
+ { new.sentence format.publisher.address output format.year output}
+ if$
+ }
+ { publisher empty$
+ { new.sentence
+ format.organization.address output format.year output}
+ { new.sentence
+ organization "organization" bibinfo.check output
+ format.publisher.address output format.year output}
+ if$ }
+ if$
+ new.sentence format.book.pages output new.sentence
+ format.isbn output
+ format.issn output new.block
+ format.note output new.block
+ format.url
+ fin.entry
+}
+
+FUNCTION {techreport} {manual}
+
+FUNCTION {unpublished}
+{ output.bibitem
+ format.author.or.editor.or.organization new.sentence
+ iso.year.label
+ format.title "title" output.check new.sentence
+ format.note "note" output.check new.sentence
+ %format.date output new.sentence
+ iso.date.place {abnt.alf 'skip$ {format.year output new.sentence} if$}
+ {format.year output new.sentence} if$
+ format.url
+ fin.entry
+}
+
+FUNCTION {default.type} { misc }
+READ
+FUNCTION {sortify}
+{ purify$
+ "l" change.case$
+}
+INTEGERS { len }
+FUNCTION {chop.word}
+{ 's :=
+ 'len :=
+ s #1 len substring$ =
+ { s len #1 + global.max$ substring$ }
+ 's
+ if$
+}
+FUNCTION {sort.format.names}
+{ 's :=
+ #1 'nameptr :=
+ ""
+ s num.names$ 'numnames :=
+ numnames 'namesleft :=
+ { namesleft #0 > }
+ { format.single.name 't :=
+ nameptr #1 >
+ {
+ nameptr #3
+ #1 + =
+ numnames #3
+ > and
+ { "others" 't :=
+ #1 'namesleft := }
+ 'skip$
+ if$
+ " " *
+ namesleft #1 = t "others" = and
+ { "zzzzz" * }
+ { t sortify * }
+ if$
+ }
+ { t sortify * }
+ if$
+ nameptr #1 + 'nameptr :=
+ namesleft #1 - 'namesleft :=
+ }
+ while$
+}
+
+FUNCTION {sort.format.title}
+{ 't :=
+ "A " #2
+ "An " #3
+ "The " #4 t chop.word
+ chop.word
+ chop.word
+ sortify
+ #1 global.max$ substring$
+}
+FUNCTION {any.sort}
+{ author empty$
+ { organization empty$
+ { editor empty$
+ { title empty$
+ { key empty$
+ { "para ordenar, precisa dos campos author, organization, editor, title ou key in " cite$ * warning$ ""}
+ { key sortify }
+ if$}
+ { title sortify}
+ if$}
+ { editor sort.format.names }
+ if$}
+ { organization sortify }
+ if$}
+ { author sort.format.names }
+if$
+}
+
+FUNCTION {presort}
+{
+ any.sort
+ " " * year field.or.null sortify * " " * title field.or.null
+ sort.format.title * #1 entry.max$ substring$
+ %for non-alpha style we drop a void sort.key such that SORT has no effect
+ abnt.alf 'skip$ {pop$ ""} if$ 'sort.key$ :=
+ year empty$ {""} {year} if$ 'year.label :=
+ calc.extended.label
+}
+
+FUNCTION {set.default.abnt.variables}
+{ %if you change abnt-num to abnt-alf by hand you need also to change
+ %the name of RCSfile by hand, otherwise cvs takes care of it.
+ %
+ "$RCSfile: abnt-num.bst,v $ " extract.cvs.key
+ %
+ "abnt-alf.bst,v " = 'abnt.alf := % #1 para abnt-alf #0 para abnt-num
+ "$Revision: v-1.9.7 $" extract.cvs.key 'abnt.bst.revision :=
+ #0 'abnt.and.type := % #0 "e"; #1 "&"
+ "\emph" 'abnt.emphasize :=
+ #0 'abnt.cite.style := %default norm version for NBR10520
+ %#0 \cite=(AUTHOR, YEAR)
+ %#1 \cite=(Author, YEAR)
+ #0 'abnt.experimental :=
+ abnt.doi.expand.to.url 'abnt.doi :=
+ #3 'abnt.etal.cite :=
+ #3 'abnt.etal.list :=
+ "et al." 'abnt.etal.text :=
+ #0 'abnt.full.initials :=
+ #0 'abnt.last.names := %#0 abnt-style, #1 bibtex-style
+ #1 'abnt.ldots.type := %#0 use nothing, #1 use \ldots, #2 use $\ldots$, 3# use {...}
+ #0 'abnt.missing.year := %#0 "void"; #1 "[s.d.]"
+ #0 'repeated.author :=
+ #0 'abnt.repeated.author.omit :=
+ #0 'abnt.repeated.title.omit :=
+ #1 'abnt.refinfo :=
+ #0 'abnt.show.options := % #0 "no"; #1 "warn"; #2 "list"
+ #0 'abnt.thesis.year := % #0 "final"; #1 "title"; #2 "both"
+ #0 'abnt.title.command := % #0 "no"; #1 "yes"
+ #0 'abnt.url.package := % #0 "none"'; #2 "url"; #2 "hyperref"
+ #0 'abnt.verbatim.entry :=
+}
+FUNCTION {set.default.iso.variables}
+{ #0 'iso.abbreviation := % #0 ABNT-style; #1 ISO-style
+ #0 'iso.author.punctuation := % #0 ABNT (Smith, A. B.); #1 ISO (Smith, AB)
+ #0 'iso.date.place := % #0 ABNT-sty; #1 ISO-style
+}
+EXECUTE {set.default.abnt.variables}
+EXECUTE {set.default.iso.variables}
+FUNCTION {process.early.abnt.options}
+{%here we intercept all entries which need priority handling
+ %note: we cannot use type$ at this point
+ abnt-and-type missing$
+ abnt-experimental missing$ and
+ abnt-etal-cite missing$ and
+ abnt-etal-text missing$ and
+ abnt-ldots-type missing$ and
+ abnt-cite-style missing$ and
+ abnt-no-etal-label missing$ and
+ abnt-title-command missing$ and
+ 'skip$ {call.type$} if$
+}
+ITERATE {process.early.abnt.options}
+FUNCTION {search.reprinted}
+{ reprinted-from missing$ 'skip$
+ {"\nocite{" reprinted-from * "}" * write$ newline$
+ }
+ if$
+}
+ITERATE {search.reprinted}
+FUNCTION {abntreprintinfo}
+{"\providecommand{\abntreprintinfo}[1]{%" write$ newline$
+ " \citeonline{#1}}" write$ newline$}
+EXECUTE {abntreprintinfo}
+ITERATE {presort}
+SORT
+STRINGS { last.label next.extra}
+INTEGERS { last.extra.num }
+FUNCTION {forward.pass}
+{ last.label label =
+ { last.extra.num #1 + 'last.extra.num :=
+ last.extra.num int.to.chr$ 'extra.label :=
+ }
+ { "a" chr.to.int$ 'last.extra.num :=
+ "" 'extra.label :=
+ label 'last.label :=
+ }
+ if$
+}
+
+FUNCTION {reverse.pass}
+{ next.extra "b" =
+ { "a" 'extra.label := }
+ 'skip$
+ if$
+ label extra.label * 'label :=
+ year.label extra.label * 'year.label :=
+ extra.label 'next.extra :=
+ label "}" * 'label :=
+}
+ITERATE {forward.pass}
+REVERSE {reverse.pass}
+FUNCTION {begin.bib}
+{
+ abnt.alf
+ {"\setlength{\labelsep}{0pt}" write$}
+ 'skip$
+ if$
+ "\begin{thebibliography}{}" write$ newline$
+ preamble$ empty$
+ 'skip$
+ { preamble$ write$ newline$ }
+ if$
+ abnt.refinfo #1 =
+ {"\providecommand{\abntrefinfo}[3]{}" write$ newline$}
+ 'skip$ if$
+ "\providecommand{\abntbstabout}[1]{}" write$ newline$
+ abnt.title.command
+ {"\providecommand{\bibtextitlecommand}[2]{#2}" write$ newline$}
+ 'skip$ if$
+ "\abntbstabout{" abnt.bst.revision * "}" * write$ newline$
+ %Se você não usa abntcite e precisa que a margem direita não
+ %seja justificada, descomente a linha seguinte
+ %alternativamente coloque \bibliography{abnt-nrj,...
+% "\setlength{\rightskip}{0pt plus 2cm}" write$ newline$
+}
+EXECUTE {begin.bib}
+EXECUTE {init.state.consts}
+FUNCTION {process.entry}{call.type$}
+ITERATE {process.entry}
+FUNCTION {end.bib}
+{ newline$ "\end{thebibliography}" write$ newline$
+}
+EXECUTE {end.bib}
+FUNCTION {apresentacao}
+{ "+---------------------------------------------------------+"
+ "| http://www.abntex.net.br/ |"
+ "| Em caso de dúvidas ou problemas com este estilo procure |"
+ abnt.alf
+ {"| Estilo bibliográfico abntex2-alf.bst versão " abnt.bst.revision * " |" *}
+ {"| Estilo bibliográfico abntex2-num.bst versão " abnt.bst.revision * " |" *}
+ if$
+ "+---------------------------------------------------------+"
+ stack$
+}
+EXECUTE{apresentacao}