The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{MeteApsimon:IPAC2017-MOPIK016} \bibitem{MeteApsimon:IPAC2017-MOPIK016} O. Mete Apsimon, R. Apsimon, G. Burt, and G.X. Xia, \textquotedblleft{Sub-Picosecond Beam Production for External Injection Into Plasma Experiments}\textquotedblright, % in \emph{Proc. IPAC2017}, pp. 531--534, % in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper MOPIK016, pp. 531--534, in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)}, Copenhagen, Denmark, May 2017, paper MOPIK016, pp. 531--534, % ISBN: 978-3-95450-182-3, \url{http://jacow.org/ipac2017/papers/mopik016.pdf}, \url{https://doi.org/10.18429/JACoW-IPAC2017-MOPIK016}, 2017.