The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Zhou:IPAC2016-THPOR046} \bibitem{Zhou:IPAC2016-THPOR046} Z.S. Zhou, D. Dong, S. Fukuda, Z.J. Lu, G. Pei, S.C. Wang, \emph{et al.}, % Z.S. Zhou, D. Dong, S. Fukuda, Z.J. Lu, G. Pei, S.C. Wang, O. Xiao, and .. Zaib-un-Nisa, % Z.S. Zhou \emph{et al.}, \textquotedblleft{CEPC 650 MHz Klystron Development}\textquotedblright, % in \emph{Proc. IPAC2016}, pp. 3891--3894, % in \emph{Proc. IPAC2016}, Busan, Korea, Mar. 2016, paper THPOR046, pp. 3891--3894, in \emph{Proc. 7th International Particle Accelerator Conference (IPAC'16)}, Busan, Korea, Mar. 2016, paper THPOR046, pp. 3891--3894, % ISBN: 978-3-95450-147-2, \url{http://jacow.org/ipac2016/papers/thpor046.pdf}, \url{doi:10.18429/JACoW-IPAC2016-THPOR046}, 2016.