The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{winkelmann:fel2019-wep046}
\bibitem{winkelmann:fel2019-wep046}
L. Winkelmann, A. Choudhuri, U. Grosse-Wortmann, I. Hartl, C. Li, C. Mohr, \emph{et al.},
% L. Winkelmann, A. Choudhuri, U. Grosse-Wortmann, I. Hartl, C. Li, C. Mohr, J. Müller, F. Peters, S. Pfeiffer, and S.H. Salman,
% L. Winkelmann \emph{et al.},
\textquotedblleft{The European XFEL Photocathode Laser}\textquotedblright,
% --- abbreviated form (published paper) - JACoW template Feb 2018 ---
in \emph{Proc. FEL'19}, Hamburg, Germany, Aug. 2019, pp. 423--426.
\url{doi:10.18429/JACoW-FEL2019-WEP046}
% --- additional material -ISSN/ISBN--
% ISBN: 978-3-95450-210-3, ISSN: ""