The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Beutner:FEL2017-WEA01} \bibitem{Beutner:FEL2017-WEA01} B. Beutner, \textquotedblleft{European XFEL Injector Commissioning Results}\textquotedblright, in \emph{Proc. FEL2017}, \url{https://doi.org/10.18429/JACoW-FEL2017-WEA01}, 2018. % in \emph{Proc. FEL2017}, \url{https://doi.org/10.18429/JACoW-FEL2017-WEA01}, pp. 389--393. % in \emph{Proc. FEL2017}, Santa Fe, NM, USA, Aug. 2017, paper WEA01, \url{https://doi.org/10.18429/JACoW-FEL2017-WEA01} % in \emph{Proc. 38th Int. Free Electron Laser Conf. (FEL'17)}, % Santa Fe, NM, USA, Aug. 2017, paper WEA01, pp. 389--393, % ISBN: 978-3-95450-179-3, % \url{http://jacow.org/fel2017/papers/wea01.pdf}, % \url{https://doi.org/10.18429/JACoW-FEL2017-WEA01}, 2018.