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% Literature
\usepackage[style=numeric, citestyle=alpha, backend=biber]{biblatex}
\addbibresource{exercises/literature/literature.bib}

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An introductory \LaTeX{} course can be found in \enquote{\LaTeX{} in 24 Hours} \parencite{datta2017}.
There is a plethora of further handbooks \cite*[e.\,g.,][]{goossensmittelbach2010}.

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