The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Zhang:SRF2017-TUPB038} \bibitem{Zhang:SRF2017-TUPB038} X.Y. Zhang, F.S. He, Q. Ma, Z.H. Mi, P. Sha, and J.Y. Zhai, \textquotedblleft{Mechanical Design of a 650 MHz Superconducting RF Cavity for CEPC}\textquotedblright, in \emph{Proc. SRF2017}, \url{https://doi.org/10.18429/JACoW-SRF2017-TUPB038}, 2018. % in \emph{Proc. SRF2017}, \url{https://doi.org/10.18429/JACoW-SRF2017-TUPB038}, pp. 471--474. % in \emph{Proc. SRF2017}, Lanzhou, China, July 2017, paper TUPB038, \url{https://doi.org/10.18429/JACoW-SRF2017-TUPB038} % in \emph{Proc. 18th Int. Conf. on RF Superconductivity (SRF'17)}, % Lanzhou, China, July 2017, paper TUPB038, pp. 471--474, % ISBN: 978-3-95450-191-5, % \url{http://jacow.org/srf2017/papers/tupb038.pdf}, % \url{https://doi.org/10.18429/JACoW-SRF2017-TUPB038}, 2018.