The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Jia:SAP2017-MOPH31} \bibitem{Jia:SAP2017-MOPH31} H. Jia, M.A. Plum, \textquotedblleft{Fringe Field Overlap Model for Quadrupoles}\textquotedblright, in \emph{Proc. SAP2017}, \url{https://doi.org/10.18429/JACoW-SAP2017-MOPH31}, 2018. % in \emph{Proc. SAP2017}, \url{https://doi.org/10.18429/JACoW-SAP2017-MOPH31}, pp. 99--102. % in \emph{Proc. SAP2017}, Jishou, China, Aug. 2017, paper MOPH31, \url{https://doi.org/10.18429/JACoW-SAP2017-MOPH31} % in \emph{Proc. 13th Symposium on Accelerator Physics (SAP'17)}, % Jishou, China, Aug. 2017, paper MOPH31, pp. 99--102, % ISBN: 978-3-95450-199-1, % \url{http://jacow.org/sap2017/papers/moph31.pdf}, % \url{https://doi.org/10.18429/JACoW-SAP2017-MOPH31}, 2018.