The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Heinemann:IPAC2017-TUPIK010} \bibitem{Heinemann:IPAC2017-TUPIK010} T. Heinemann, R.W. Aßmann, J.P. Couperus, B. Hidding, A. Irman, A. Knetsch, \emph{et al.}, % T. Heinemann, R.W. Aßmann, J.P. Couperus, B. Hidding, A. Irman, A. Knetsch, O. S. Kononenko, T. Kurz, A. Köhler, A. Martinez de la Ossa, U. Schramm, and O. Zarini, % T. Heinemann \emph{et al.}, \textquotedblleft{Investigating the Key Parameters of a Staged Laser- and Particle Driven Plasma Wakefield Accelerator Experiment}\textquotedblright, % in \emph{Proc. IPAC2017}, pp. 1703--1706, % in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper TUPIK010, pp. 1703--1706, in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)}, Copenhagen, Denmark, May 2017, paper TUPIK010, pp. 1703--1706, % ISBN: 978-3-95450-182-3, \url{http://jacow.org/ipac2017/papers/tupik010.pdf}, \url{https://doi.org/10.18429/JACoW-IPAC2017-TUPIK010}, 2017.