The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{wu:cyclotrons2019-mop004} \bibitem{wu:cyclotrons2019-mop004} Z. Wu, K.Z. Ding, J. Li, Y. Song, and Z. Wang, \textquotedblleft{Beam Dynamics Simulation of the Extraction for a Superconducting Cyclotron SC240}\textquotedblright, % --- abbreviated form (published paper) - JACoW template Feb 2018 --- in \emph{Proc. Cyclotrons'19}, Cape Town, South Africa, Sep. 2019, pp. 31--34. \url{doi:10.18429/JACoW-Cyclotrons2019-MOP004} % --- additional material -ISSN/ISBN-- % ISBN: 978-3-95450-205-9