The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Zhang:Cyclotrons2016-MOP06} \bibitem{Zhang:Cyclotrons2016-MOP06} D.S. Zhang, M. Li, C. Wang, J.J. Yang, and T.J. Zhang, \textquotedblleft{Physical Design of the Extraction Trim-Rods in a 230 MeV Superconducting Cyclotron}\textquotedblright, % in \emph{Proc. Cyclotrons2016}, pp. 61--63, % in \emph{Proc. Cyclotrons2016}, Zurich, Switzerland, Sep. 2016, paper MOP06, pp. 61--63, in \emph{Proc. 21st Int. Conf. on Cyclotrons and Their Applications (Cyclotrons'16)}, Zurich, Switzerland, Sep. 2016, paper MOP06, pp. 61--63, % ISBN: 978-3-95450-167-0, \url{http://jacow.org/cyclotrons2016/papers/mop06.pdf}, \url{doi:10.18429/JACoW-Cyclotrons2016-MOP06}, 2017.