% This file is embedded in glossaries-user.pdf 
% Example 6 Simple document that uses bib2gls to sort entries
% Label: "ex:b2g"
% arara: pdflatex
% arara: bib2gls
% arara: pdflatex
% arara: pdfcrop
\documentclass[12pt]{article}
\pagestyle{empty}
\begin{filecontents*}{sample-entries.bib}
@entry{parrot,
 name={parrot}, 
 description={a brightly coloured tropical bird}
}
@entry{duck,
 name={duck}, 
 description={a waterbird}
}
@entry{puffin,
 name={puffin},
 description={a seabird with a brightly coloured bill}
}
@entry{penguin,
 name={penguin}, 
 description={a flightless black and white seabird}
}
@symbol{alpha,
 name={\ensuremath{\alpha}},
 description={a variable}
}
@abbreviation{arpanet,
 short={ARPANET},
 long={Advanced Research Projects Agency Network}
}
\end{filecontents*}
\usepackage[record,style=indexgroup]{glossaries-extra}
\setabbreviationstyle{short-long}
\GlsXtrLoadResources[src={sample-entries}]% data in sample-entries.bib
 
\begin{document}
\Gls{puffin}, \gls{duck} and \gls{parrot}.
\gls{arpanet} and \gls{alpha}.
Next use: \gls{arpanet}.
\printunsrtglossary 
\end{document}