The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Park:FEL2017-MOP011} \bibitem{Park:FEL2017-MOP011} Y. Park, D.L. Bruhwiler, C.C. Hall, A.Y. Murokh, P. Musumeci, N.S. Sudar, \emph{et al.}, % Y. Park, D.L. Bruhwiler, C.C. Hall, A.Y. Murokh, P. Musumeci, N.S. Sudar, Y. Sun, S.D. Webb, and A. Zholents, % Y. Park \emph{et al.}, \textquotedblleft{Strongly Tapered Undulator Design for High Efficiency and High Gain Amplification at 266 nm}\textquotedblright, in \emph{Proc. FEL2017}, \url{https://doi.org/10.18429/JACoW-FEL2017-MOP011}, 2018. % in \emph{Proc. FEL2017}, \url{https://doi.org/10.18429/JACoW-FEL2017-MOP011}, pp. 49--52. % in \emph{Proc. FEL2017}, Santa Fe, NM, USA, Aug. 2017, paper MOP011, \url{https://doi.org/10.18429/JACoW-FEL2017-MOP011} % in \emph{Proc. 38th Int. Free Electron Laser Conf. (FEL'17)}, % Santa Fe, NM, USA, Aug. 2017, paper MOP011, pp. 49--52, % ISBN: 978-3-95450-179-3, % \url{http://jacow.org/fel2017/papers/mop011.pdf}, % \url{https://doi.org/10.18429/JACoW-FEL2017-MOP011}, 2018.