\documentclass{article}
\usepackage{makeidx}
\usepackage{librecaslon}
\usepackage[hidelinks]{hyperref}
\makeindex
\begin{document}
\title{Crossrefware documentation}
\author{Boris Veytsman}
\maketitle
\tableofcontents

These scripts can be used to submit files to Crossref, check and add
doi numbers and ZbMath numbers to papers.


I am grateful to Josko Plazonic from Princeton Math Dept whose
(unpublished) Python script was an inspiration for this suite.

