The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Yamashita:IPAC2017-THPAB023} \bibitem{Yamashita:IPAC2017-THPAB023} H. Yamashita, T. Kii, K. Masuda, K. Nagasaki, T. Nogi, H. Ohgaki, \emph{et al.}, % H. Yamashita, T. Kii, K. Masuda, K. Nagasaki, T. Nogi, H. Ohgaki, K. Torgasin, and H. Zen, % H. Yamashita \emph{et al.}, \textquotedblleft{The Influence of Initial Current Density Distribution on the Emittance Reduction}\textquotedblright, % in \emph{Proc. IPAC2017}, pp. 3744--3746, % in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper THPAB023, pp. 3744--3746, in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)}, Copenhagen, Denmark, May 2017, paper THPAB023, pp. 3744--3746, % ISBN: 978-3-95450-182-3, \url{http://jacow.org/ipac2017/papers/thpab023.pdf}, \url{https://doi.org/10.18429/JACoW-IPAC2017-THPAB023}, 2017.