The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{friederich:ipac2021-wepab063} \bibitem{friederich:ipac2021-wepab063} S. Friederich, K. Aulenbacher, and C. Matejcek, \textquotedblleft{Status of the Polarized Source and Beam Preparation System at MESA}\textquotedblright, % --- abbreviated form (published paper) - JACoW template Feb 2018 --- in \emph{Proc. IPAC'21}, Campinas, SP, Brazil, May 2021, pp. 2736--2739. \url{doi:10.18429/JACoW-IPAC2021-WEPAB063} % --- additional material -ISSN/ISBN-- % ISBN: 978-3-95450-214-1, ISSN: 2673-5490