The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{xu:ipac2021-tupab220}
\bibitem{xu:ipac2021-tupab220}
J.Y. Xu and H.S. Xu,
\textquotedblleft{Longitudinal Dynamics with Harmonic Cavities under the Over-stretching Conditions}\textquotedblright,
% --- abbreviated form (published paper) - JACoW template Feb 2018 ---
in \emph{Proc. IPAC'21}, Campinas, SP, Brazil, May 2021, pp. 1939--1941.
\url{doi:10.18429/JACoW-IPAC2021-TUPAB220}
% --- additional material -ISSN/ISBN--
% ISBN: 978-3-95450-214-1, ISSN: 2673-5490