The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Lu:SAP2017-TUCH2} \bibitem{Lu:SAP2017-TUCH2} H.Y. Lu, J.E. Chen, L.R.F. Li, X.Q. Yan, and Y.Y. Zhao, \textquotedblleft{Progress on Laser Plasma Electron Acceleration Research in Peking University}\textquotedblright, presented at SAP2017, Jishou, China, Aug. 2017, paper TUCH2, unpublished. % presented at the 13th Symposium on Accelerator Physics (SAP'17), Jishou, China, Aug. 2017, paper TUCH2, unpublished.