LaTeX Forum

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sorting=nyt, citestyle=authoryear]{biblatex}
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\addbibresource{./Literatur.bib}

\DefineBibliographyStrings{ngerman}{andothers = {{et\,al\adddot}}}
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\begin{document}
So fügst du das Zitat in der Fußnote ein.\footcite{bernstein}

\newpage

\printbibliography[heading=bibintoc, title={Literaturverzeichnis}]
\end{document}

\documentclass[12pt,oneside,a4paper,titlepage,ngerman]{article}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{babel}
\usepackage[autostyle, german=quotes]{csquotes}
\usepackage[isbn=false, doi=false, maxbibnames=9, maxcitenames=2, backend=biber, style=authoryear, dashed=false]{biblatex}

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\DefineBibliographyStrings{german}{andothers = {et\,al\adddot}}

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\begin{document}
So fügst du das Zitat in der Fußnote ein.\footcite[380]{sigfridsson}

\printbibliography[heading=bibintoc, title={Literaturverzeichnis}]
\end{document}