The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Li:IPAC2016-MOPOY003}
\bibitem{Li:IPAC2016-MOPOY003}
G.R. Li, X. Guan, X.W. Wang, Z. Yang, H.J. Yao, Q. Zhang, and \emph{et al.},
% G.R. Li, X. Guan, X.W. Wang, Z. Yang, H.J. Yao, Q. Zhang, and S.X. Zheng,
% G.R. Li \emph{et al.},
\textquotedblleft{Study of Achieving Low Energy Beam by Energy Degradation and Direct Resonance Extraction in a Compact Ring}\textquotedblright,
% in \emph{Proc. IPAC2016}, pp. 850--852,
% in \emph{Proc. IPAC2016}, Busan, Korea, May 2016, paper MOPOY003, pp. 850--852,
in \emph{Proc. 7th Int. Particle Accelerator Conf. (IPAC'16)},
Busan, Korea, May 2016, paper MOPOY003, pp. 850--852,
% ISBN: 978-3-95450-147-2,
\url{http://jacow.org/ipac2016/papers/mopoy003.pdf},
\url{doi:10.18429/JACoW-IPAC2016-MOPOY003}, 2016.