The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Schumacher:SRF2017-THPB075}
\bibitem{Schumacher:SRF2017-THPB075}
M. Schumacher, X. Jiang, and M. Vogel,
\textquotedblleft{GaN-based Photocathodes for High Brightness Electron Beams}\textquotedblright,
in \emph{Proc. SRF2017}, \url{https://doi.org/10.18429/JACoW-SRF2017-THPB075}, 2018.
% in \emph{Proc. SRF2017}, \url{https://doi.org/10.18429/JACoW-SRF2017-THPB075}, pp. 906--909.
% in \emph{Proc. SRF2017}, Lanzhou, China, July 2017, paper THPB075, \url{https://doi.org/10.18429/JACoW-SRF2017-THPB075}
% in \emph{Proc. 18th Int. Conf. on RF Superconductivity (SRF'17)},
% Lanzhou, China, July 2017, paper THPB075, pp. 906--909,
% ISBN: 978-3-95450-191-5,
% \url{http://jacow.org/srf2017/papers/thpb075.pdf},
% \url{https://doi.org/10.18429/JACoW-SRF2017-THPB075}, 2018.