The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Turner:NAPAC2016-WEPOA09} \bibitem{Turner:NAPAC2016-WEPOA09} M. Turner, E. Gschwendtner, K.V. Lotov, A.V. Petrenko, and A. Sosedkin, \textquotedblleft{Proton Beam Defocusing as a Result of Self-Modulation in Plasma}\textquotedblright, % in \emph{Proc. NAPAC2016}, pp. 707--709, % in \emph{Proc. NAPAC2016}, Chicago, IL, USA, Oct. 2016, paper WEPOA09, pp. 707--709, in \emph{Proc. North American Particle Accelerator Conf. (NAPAC'16)}, Chicago, IL, USA, Oct. 2016, paper WEPOA09, pp. 707--709, % ISBN: 978-3-95450-180-9, \url{https://jacow.org/napac2016/papers/wepoa09.pdf}, \url{https://doi.org/10.18429/JACoW-NAPAC2016-WEPOA09}, 2017.