The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Qian:IPAC2016-THPOW020} \bibitem{Qian:IPAC2016-THPOW020} H.J. Qian, D. Filippetto, and F. Sannibale, \textquotedblleft{S-Band Photoinjector Investigations by Multiobjective Genetic Optimizer}\textquotedblright, % in \emph{Proc. IPAC2016}, pp. 3979--3982, % in \emph{Proc. IPAC2016}, Busan, Korea, May 2016, paper THPOW020, pp. 3979--3982, in \emph{Proc. 7th Int. Particle Accelerator Conf. (IPAC'16)}, Busan, Korea, May 2016, paper THPOW020, pp. 3979--3982, % ISBN: 978-3-95450-147-2, \url{http://jacow.org/ipac2016/papers/thpow020.pdf}, \url{doi:10.18429/JACoW-IPAC2016-THPOW020}, 2016.