The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Schneidmiller:IPAC2017-WEPAB023} \bibitem{Schneidmiller:IPAC2017-WEPAB023} E. Schneidmiller, B. Faatz, M. Kuhlmann, J. Rönsch-Schulenburg, S. Schreiber, M. Tischer, and \emph{et al.}, % E. Schneidmiller, B. Faatz, M. Kuhlmann, J. Rönsch-Schulenburg, S. Schreiber, M. Tischer, and M.V. Yurkov, % E. Schneidmiller \emph{et al.}, \textquotedblleft{First Operation of a Harmonic Lasing Self-Seeded FEL}\textquotedblright, % in \emph{Proc. IPAC2017}, pp. 2621--2624, % in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper WEPAB023, pp. 2621--2624, in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)}, Copenhagen, Denmark, May 2017, paper WEPAB023, pp. 2621--2624, % ISBN: 978-3-95450-182-3, \url{http://jacow.org/ipac2017/papers/wepab023.pdf}, \url{https://doi.org/10.18429/JACoW-IPAC2017-WEPAB023}, 2017.