%% an article (as opposed to a letter or book or other type of document)
%% with a 12 point font
\documentclass[12pt]{article}

\usepackage{xurl}  %% package for formatting URLs

\newcommand{\BibTeX}{\textsc{BibTeX}}  %% define a macro

\begin{document}
\begin{center}\Huge\bf
More \BibTeX\ Examples
\end{center}

\section{Journal Articles}

Here are some journal articles: \cite{Knuth89, Feigenbaum19,
  Spafford16, Abelson15}.

\section{Articles in Edited Collections}

Here is an article in an edited collection: \cite{Varia18}.

\section{Conference Papers}

Here is a conference paper: \cite{MullerK22}.

\section{Books}

Here are some books: \cite{Knuth86, Lamport94}.

\section{Miscellaneous}

Here is a miscellaneous reference: \cite{EWG19}.

\bibliography{bibtex-examp}  %% bibliography
\bibliographystyle{alpha}    %% citation style to be used in our course
\end{document}

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%%% mode: latex
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