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%\cite{park:erl2019-tucoybs03}
\bibitem{park:erl2019-tucoybs03}
H. Park and J.R. Delayen,
\textquotedblleft{Superconducting Twin-Axis Cavity for ERL Applications}\textquotedblright,
% --- abbreviated form (UNpublished paper) - JACoW template Feb 2018 ---
presented at ERL'19, Berlin, Germany, Sep. 2019, paper TUCOYBS03, unpublished.