The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Guetg:FEL2017-TUA03} \bibitem{Guetg:FEL2017-TUA03} M.W. Guetg, F.-J. Decker, Y. Ding, Z. Huang, A.A. Lutman, and T.J. Maxwell, \textquotedblleft{Generation of High Power, Short X-Ray FEL Pulses}\textquotedblright, presented at FEL2017, Santa Fe, NM, USA, Aug. 2017, paper TUA03, unpublished. % presented at the 38th Int. Free Electron Laser Conf. (FEL'17), Santa Fe, NM, USA, Aug. 2017, paper TUA03, unpublished.