\ProvidesFile{ext-authortitle-ibid.bbx} [2018/03/20 v0.1a extended biblatex authortitle-ibid bibliography style (MW)] \RequireBibliographyStyle{ext-standard} \RequireBibliographyStyle{authortitle-ibid} \RequireBibliographyStyle{ext-authortitle-common} \endinput