The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Liu:IPAC2016-TUPMB046}
\bibitem{Liu:IPAC2016-TUPMB046}
Y.P. Liu, L. Bian, R. Ge, R. Han, S.P. Li, M.J. Sang, \emph{et al.},
% Y.P. Liu, L. Bian, R. Ge, R. Han, S.P. Li, M.J. Sang, L.R. Sun, M.F. Xu, R. Ye, J.H. Zhang, J.Q. Zhang, X.Z. Zhang, and Z.Z. Zhang,
% Y.P. Liu \emph{et al.},
\textquotedblleft{The Preliminary Conceptual Design of a 2k Cryogneic System for Circular Electron Positron Collider (CEPC)}\textquotedblright,
% in \emph{Proc. IPAC2016}, pp. 1199--1201,
% in \emph{Proc. IPAC2016}, Busan, Korea, May 2016, paper TUPMB046, pp. 1199--1201,
in \emph{Proc. 7th Int. Particle Accelerator Conf. (IPAC'16)},
Busan, Korea, May 2016, paper TUPMB046, pp. 1199--1201,
% ISBN: 978-3-95450-147-2,
\url{http://jacow.org/ipac2016/papers/tupmb046.pdf},
\url{doi:10.18429/JACoW-IPAC2016-TUPMB046}, 2016.