直接上代码:
% Create a bib file. Can be deleted if a bib file exists.
\begin{filecontents*}[overwrite]{ref.bib}
@misc{somebody,
author = {Somebody},
year = {2000},
title = {A generic title},
}
\end{filecontents*}
\documentclass{article}
% Define a theoremstyle
\usepackage{amsthm}
\newtheoremstyle{propstyle}{3pt}{3pt}{\itshape}{}{\itshape}{:}{.5em}{\thmname{#1} \thmnumber{#2} \thmnote{#3}}
\theoremstyle{propstyle}
\newtheorem{prop}{Property}
% Change the optional argument
\usepackage{xpatch}
\makeatletter
\xpatchcmd{\@thm}{\fontseries\mddefault\upshape}{}{}{}
\makeatother
% Citation
\usepackage{natbib}
\bibliographystyle{abbrv}
\begin{document}
\begin{prop}[{\cite{somebody}}]
Some sentences.
\end{prop}
\bibliography{ref}
\end{document}