The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{williams:erl2019-wepnec18} \bibitem{williams:erl2019-wepnec18} P.H. Williams, I.R. Bailey, T.K. Charles, and G. Perez-Segurana, \textquotedblleft{Analytic Longitudinal Phase Space Solutions for Multipass Energy Recovery Linacs}\textquotedblright, % --- abbreviated form (UNpublished paper) - JACoW template Feb 2018 --- presented at ERL'19, Berlin, Germany, Sep. 2019, paper WEPNEC18, unpublished.