The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Nishiguchi:IPAC2019-FRXXPLS2}
\bibitem{Nishiguchi:IPAC2019-FRXXPLS2}
H. Nishiguchi, Y. Fujii, Y. Fukao, Y. Hashimoto, Y. Igarashi, S. Mihara, \emph{et al.},
% H. Nishiguchi, Y. Fujii, Y. Fukao, Y. Hashimoto, Y. Igarashi, S. Mihara, M. Moritsu, R. Muto, P. Sarin, F. Tamura, M. Tomizawa, and K. Ueno,
% H. Nishiguchi \emph{et al.},
\textquotedblleft{Extinction Measurement of J-PARC MR with 8 GeV Proton Beam for the New Muon-to-Electron Conversion Search Experiment - COMET}\textquotedblright,
% --- abbreviated form (published paper) - JACoW template Feb 2018 ---
in \emph{Proc. IPAC'19}, Melbourne, Australia, May 2019, pp. 4372--4375,
\url{doi:10.18429/JACoW-IPAC2019-FRXXPLS2}
% --- complete form (published paper) - JACoW template Feb 2018 ---
% in \emph{Proc. 10th International Particle Accelerator Conference (IPAC'19)}, Melbourne, Australia, May 2019,
% pp. 4372--4375. \url{doi:10.18429/JACoW-IPAC2019-FRXXPLS2}
% --- additional material ---
% ISBN: 978-3-95450-208-0, \url{http://jacow.org/ipac2019/papers/frxxpls2.pdf}