The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{pierini:srf2019-mofaa4}
\bibitem{pierini:srf2019-mofaa4}
P. Pierini,
\textquotedblleft{ESS: SRF Systems, Overview and Status}\textquotedblright,
% --- abbreviated form (UNpublished paper) - JACoW template Feb 2018 ---
presented at SRF'19, Dresden, Germany, Jun.-Jul. 2019, paper MOFAA4, unpublished.