The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Wu:SRF2017-THPB024} \bibitem{Wu:SRF2017-THPB024} A.D. Wu, L. Chen, Q.W. Chu, H. Guo, Y. He, Y.M. Li, \emph{et al.}, % A.D. Wu, L. Chen, Q.W. Chu, H. Guo, Y. He, Y.M. Li, F. Pan, L. Yang, S.H. Zhang, and H.W. Zhao, % A.D. Wu \emph{et al.}, \textquotedblleft{Investigation on Depth Profiling of Niobium Surface Composition and Work Function of SRF Cavities}\textquotedblright, in \emph{Proc. SRF2017}, \url{https://doi.org/10.18429/JACoW-SRF2017-THPB024}, 2018. % in \emph{Proc. SRF2017}, \url{https://doi.org/10.18429/JACoW-SRF2017-THPB024}, pp. 779--782. % in \emph{Proc. SRF2017}, Lanzhou, China, July 2017, paper THPB024, \url{https://doi.org/10.18429/JACoW-SRF2017-THPB024} % in \emph{Proc. 18th Int. Conf. on RF Superconductivity (SRF'17)}, % Lanzhou, China, July 2017, paper THPB024, pp. 779--782, % ISBN: 978-3-95450-191-5, % \url{http://jacow.org/srf2017/papers/thpb024.pdf}, % \url{https://doi.org/10.18429/JACoW-SRF2017-THPB024}, 2018.