原来英文：
\begin{thebibliography}{1}
\bibitem{Ben-Shimon2015RecSys}
D.~Ben-Shimon, A.~Tsikinovsky, M.~Friedmann, B.~Shapira, L.~Rokach, and
J.~Hoerle.
\end{thebibliography}
改成中文：
\renewcommand\refname{参考文献}
\begin{thebibliography}{1}
\bibitem{Ben-Shimon2015RecSys}
D.~Ben-Shimon, A.~Tsikinovsky, M.~Friedmann, B.~Shapira, L.~Rokach, and
J.~Hoerle.
\end{thebibliography}
