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, May 2016, paper THPOR046, pp. 3891--3894,
in \emph{Proc. 7th Int. Particle Accelerator Conf. (IPAC'16)},
Busan, Korea, May 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.