The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Kamiya:IPAC2017-WEPVA062} \bibitem{Kamiya:IPAC2017-WEPVA062} J. Kamiya, Y. Hikichi, M. Kinsho, Y. Namekawa, A. Sato, K. Takeishi, and \emph{et al.}, % J. Kamiya, Y. Hikichi, M. Kinsho, Y. Namekawa, A. Sato, K. Takeishi, and T. Yanagibashi, % J. Kamiya \emph{et al.}, \textquotedblleft{Improvements of Vacuum System in J-PARC 3 GeV Synchrotron}\textquotedblright, % in \emph{Proc. IPAC2017}, pp. 3408--3411, % in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper WEPVA062, pp. 3408--3411, in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)}, Copenhagen, Denmark, May 2017, paper WEPVA062, pp. 3408--3411, % ISBN: 978-3-95450-182-3, \url{http://jacow.org/ipac2017/papers/wepva062.pdf}, \url{https://doi.org/10.18429/JACoW-IPAC2017-WEPVA062}, 2017.