The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Yang:IPAC2017-THPAB122} \bibitem{Yang:IPAC2017-THPAB122} Y. Yang, X. Guan, Y. Lei, M.C. Wang, W. Wang, X.W. Wang, \emph{et al.}, % Y. Yang, X. Guan, Y. Lei, M.C. Wang, W. Wang, X.W. Wang, Z.M. Wang, H.Z. Zhang, and S.X. Zheng, % Y. Yang \emph{et al.}, \textquotedblleft{Open XAL Development for Xi'an Proton Application Facility}\textquotedblright, % in \emph{Proc. IPAC2017}, pp. 4010--4013, % in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper THPAB122, pp. 4010--4013, in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)}, Copenhagen, Denmark, May 2017, paper THPAB122, pp. 4010--4013, % ISBN: 978-3-95450-182-3, \url{http://jacow.org/ipac2017/papers/thpab122.pdf}, \url{https://doi.org/10.18429/JACoW-IPAC2017-THPAB122}, 2017.