The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Chung:IPAC2017-TUPAB104}
\bibitem{Chung:IPAC2017-TUPAB104}
T.Y. Chung, M.-S. Chiu, J.C. Huang, C.-S. Hwang, J.C. Jan, H.W. Luo, and \emph{et al.},
% T.Y. Chung, M.-S. Chiu, J.C. Huang, C.-S. Hwang, J.C. Jan, H.W. Luo, and C.K. Yang,
% T.Y. Chung \emph{et al.},
\textquotedblleft{Optimized Undulator to Generate Low Energy Photons From Medium to High Energy Accelerators}\textquotedblright,
% in \emph{Proc. IPAC2017}, pp. 1556--1558,
% in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper TUPAB104, pp. 1556--1558,
in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)},
Copenhagen, Denmark, May 2017, paper TUPAB104, pp. 1556--1558,
% ISBN: 978-3-95450-182-3,
\url{http://jacow.org/ipac2017/papers/tupab104.pdf},
\url{https://doi.org/10.18429/JACoW-IPAC2017-TUPAB104}, 2017.