The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{xie:erl2019-thcoybs03} \bibitem{xie:erl2019-thcoybs03} H.M. Xie, \textquotedblleft{Peking Univ. DC-SC/SRF Gun Progressing}\textquotedblright, % --- abbreviated form (UNpublished paper) - JACoW template Feb 2018 --- presented at ERL'19, Berlin, Germany, Sep. 2019, paper THCOYBS03, unpublished.