The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{halavanau:ipac2020-wevir06}
\bibitem{halavanau:ipac2020-wevir06}
A. Halavanau, S. Baturin, Y. Ding, C.E. Mayes, and P. Piot,
\textquotedblleft{Hollow Electron Beams in a Photoinjector}\textquotedblright,
% --- abbreviated form (published paper) - JACoW template Feb 2018 ---
in \emph{Proc. IPAC'20}, Caen, France, May 2020, pp. 49--52.
\url{doi:10.18429/JACoW-IPAC2020-WEVIR06}
% --- additional material -ISSN/ISBN--
% ISBN: 978-3-95450-213-4, ISSN: 2673-5490