The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Berry:SRF2015-MOPB118} \bibitem{Berry:SRF2015-MOPB118} S.~Berry, C.~Boulch, C.~Cloué, D.~Henning, L.~Lilje, C.~Madec, \emph{et al.}, % S. Berry \emph{et al.}, \textquotedblleft{Cleanliness and Vacuum Acceptance Tests for the UHV Cavity String of the XFEL Linac}\textquotedblright, % in \emph{Proc. SRF2015}, MOPB118, pp. 452--456, % in \emph{Proc. SRF2015}, Whistler, BC, Canada, 13-18, 2015, paper MOPB118, pp. 452--456, in \emph{Proc. 17th International Conference on RF Superconductivity (SRF2015)}, Whistler, BC, Canada, 13-18, 2015, paper MOPB118, pp. 452--456, ISBN: 978-3-95450-178-6, \url{http://srf2015.vrws.de/papers/mopb118.pdf}, \url{doi:10.18429/JACoW-SRF2015-MOPB118}, 2015.