The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Filippi:IPAC2016-WEPMY007} \bibitem{Filippi:IPAC2016-WEPMY007} F. Filippi, M.P. Anania, A. Biagioni, E. Chiadroni, A. Cianchi, M. Ferrario, \emph{et al.}, % F. Filippi, M.P. Anania, A. Biagioni, E. Chiadroni, A. Cianchi, M. Ferrario, A. Giribono, A. Mostacci, L. Palumbo, and A. Zigler, % F. Filippi \emph{et al.}, \textquotedblleft{Plasma Density Profile Characterization for Resonant Plasma Wakefield Acceleration Experiment at SPARC\_LAB}\textquotedblright, % in \emph{Proc. IPAC2016}, pp. 2554--2556, % in \emph{Proc. IPAC2016}, Busan, Korea, Mar. 2016, paper WEPMY007, pp. 2554--2556, in \emph{Proc. 7th International Particle Accelerator Conference (IPAC'16)}, Busan, Korea, Mar. 2016, paper WEPMY007, pp. 2554--2556, % ISBN: 978-3-95450-147-2, \url{http://jacow.org/ipac2016/papers/wepmy007.pdf}, \url{doi:10.18429/JACoW-IPAC2016-WEPMY007}, 2016.