The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Yakovlev:IPAC2017-FRXCB1} \bibitem{Yakovlev:IPAC2017-FRXCB1} V.P. Yakovlev, J. Grillenberger, S.-H. Kim, M. Seidel, and M. Yoshii, \textquotedblleft{The Energy Efficiency of High Intensity Proton Driver Concepts}\textquotedblright, % in \emph{Proc. IPAC2017}, pp. 4842--4847, % in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper FRXCB1, pp. 4842--4847, in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)}, Copenhagen, Denmark, May 2017, paper FRXCB1, pp. 4842--4847, % ISBN: 978-3-95450-182-3, \url{http://jacow.org/ipac2017/papers/frxcb1.pdf}, \url{https://doi.org/10.18429/JACoW-IPAC2017-FRXCB1}, 2017.