The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{sun:ibic2021-tupp09} \bibitem{sun:ibic2021-tupp09} L.W. Sun and Q. Luo, \textquotedblleft{Proposal of an Interferometer for Beam Size Measurement Based on RC Focusing Mirror}\textquotedblright, % --- abbreviated form (UNpublished paper) - JACoW template Feb 2018 --- presented at IBIC'21, Pohang, Rep. of Korea, May 2021, paper TUPP09, unpublished.