The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Tang:IPAC2016-THPOW009} \bibitem{Tang:IPAC2016-THPOW009} Zh. X. Tang, Y.J. Pei, X.M. Yang, Y. Yu, and W.Q. Zhang, \textquotedblleft{Optimal Design of a Photocathode Electron Gun with High-brightness and High-repetition Rate Based on Genetic Algorithm}\textquotedblright, % in \emph{Proc. IPAC2016}, pp. 3947--3950, % in \emph{Proc. IPAC2016}, Busan, Korea, Mar. 2016, paper THPOW009, pp. 3947--3950, in \emph{Proc. 7th International Particle Accelerator Conference (IPAC'16)}, Busan, Korea, Mar. 2016, paper THPOW009, pp. 3947--3950, % ISBN: 978-3-95450-147-2, \url{http://jacow.org/ipac2016/papers/thpow009.pdf}, \url{doi:10.18429/JACoW-IPAC2016-THPOW009}, 2016.