The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Luo:SAP2017-MOCH2} \bibitem{Luo:SAP2017-MOCH2} X. Luo, T.H. He, C.L. Lao, M. Li, S.F. Lin, L.J. Shan, \emph{et al.}, % X. Luo, T.H. He, C.L. Lao, M. Li, S.F. Lin, L.J. Shan, X.M. Shen, F. Wang, H. Wang, J. Wang, D. Wu, D.X. Xiao, X. Yang, and K. Zhou, % X. Luo \emph{et al.}, \textquotedblleft{Fabrication, Assembly and Test of the 2$\times$4-cell Superconducting Linac Module for the CAEP FEL-THz facility}\textquotedblright, in \emph{Proc. SAP2017}, \url{https://doi.org/10.18429/JACoW-SAP2017-MOCH2}, 2018. % in \emph{Proc. SAP2017}, \url{https://doi.org/10.18429/JACoW-SAP2017-MOCH2}, pp. 19--21. % in \emph{Proc. SAP2017}, Jishou, China, Aug. 2017, paper MOCH2, \url{https://doi.org/10.18429/JACoW-SAP2017-MOCH2} % in \emph{Proc. 13th Symposium on Accelerator Physics (SAP'17)}, % Jishou, China, Aug. 2017, paper MOCH2, pp. 19--21, % ISBN: 978-3-95450-199-1, % \url{http://jacow.org/sap2017/papers/moch2.pdf}, % \url{https://doi.org/10.18429/JACoW-SAP2017-MOCH2}, 2018.