The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Checchin:NAPAC2016-MOPOB20} \bibitem{Checchin:NAPAC2016-MOPOB20} M. Checchin, A. Grassellino, M. Martinello, S. Posen, A. Romanenko, and J. Zasadzinski, \textquotedblleft{Enhancement of the Accelerating Gradient in Superconducting Microwave Resonators}\textquotedblright, % in \emph{Proc. NAPAC2016}, pp. 113--116, % in \emph{Proc. NAPAC2016}, Chicago, IL, USA, Oct. 2016, paper MOPOB20, pp. 113--116, in \emph{Proc. North American Particle Accelerator Conf. (NAPAC'16)}, Chicago, IL, USA, Oct. 2016, paper MOPOB20, pp. 113--116, % ISBN: 978-3-95450-180-9, \url{https://jacow.org/napac2016/papers/mopob20.pdf}, \url{https://doi.org/10.18429/JACoW-NAPAC2016-MOPOB20}, 2017.