\begin{thebibliography}{2}
\expandafter\ifx\csname natexlab\endcsname\relax\def\natexlab#1{#1}\fi
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  \def\bibnamefont#1{#1}\fi
\expandafter\ifx\csname bibfnamefont\endcsname\relax
  \def\bibfnamefont#1{#1}\fi
\expandafter\ifx\csname citenamefont\endcsname\relax
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\expandafter\ifx\csname urlprefix\endcsname\relax\def\urlprefix{URL }\fi
\providecommand{\bibinfo}[2]{#2}
\providecommand{\eprint}[2][]{\url{#2}}

\bibitem[{\citenamefont{Bevington and Robinson}(2003)}]{bevington2003}
\bibinfo{author}{\bibfnamefont{P.}~\bibnamefont{Bevington}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{D.}~\bibnamefont{Robinson}},
  \emph{\bibinfo{title}{Data Reduction and Error Analysis for the Physical
  Sciences}} (\bibinfo{publisher}{McGraw-Hill}, \bibinfo{year}{2003}).

\bibitem[{\citenamefont{lab staff}()}]{poisson_lg}
\bibinfo{author}{\bibfnamefont{J.}~\bibnamefont{lab staff}},
  \emph{\bibinfo{title}{Poisson statistics lab guide}}.

\end{thebibliography}
