The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{vogel:ipac2021-wepab109}
\bibitem{vogel:ipac2021-wepab109}
M. Vogel, X. Jiang, P. Murcek, J. Schaber, C. Wang, and R. Xiang,
\textquotedblleft{Initial Study of GaN Thin Films for Photocathodes Prepared by Magnetron Sputtering on Copper Substrates}\textquotedblright,
% --- abbreviated form (published paper) - JACoW template Feb 2018 ---
in \emph{Proc. IPAC'21}, Campinas, SP, Brazil, May 2021, pp. 2850--2852.
\url{doi:10.18429/JACoW-IPAC2021-WEPAB109}
% --- additional material -ISSN/ISBN--
% ISBN: 978-3-95450-214-1, ISSN: 2673-5490