 
The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{sosaguitron:ipac2021-tupab203}
\bibitem{sosaguitron:ipac2021-tupab203}
   S.I. Sosa Guitron, S. Biedron, T.B. Bolin, J.R. Cary, M.S. Curtin, B. Hartman, \emph{et al.},
%   S.I. Sosa Guitron, S. Biedron, T.B. Bolin, J.R. Cary, M.S. Curtin, B. Hartman, T. Pressnall, and D.A. Swenson,
%   S.I. Sosa Guitron \emph{et al.},
   \textquotedblleft{Electromagnetic Simulations of a Novel Proton Linac Using VSim on HPC}\textquotedblright,
% --- abbreviated form (published paper) - JACoW template Feb 2018 ---
   in \emph{Proc. IPAC'21}, Campinas, SP, Brazil, May 2021, pp. 1887--1889.
   \url{doi:10.18429/JACoW-IPAC2021-TUPAB203}
% --- additional material -ISSN/ISBN--
%  ISBN: 978-3-95450-214-1, ISSN: 2673-5490