%\cite{Fang:FEL2015-TUP020}
\bibitem{Fang:FEL2015-TUP020}
    K.~Fang, C.~Emma, S.~Hsu, C.~Pellegrini, and J.~Wu,
   \textquotedblleft{Recent Study in iSASE}\textquotedblright,
%  in \emph{Proc. FEL2015}, TUP020, pp. 393--396,
%  in \emph{Proc. FEL2015}, Daejeon, Republic of Korea, August 2015, paper TUP020, pp. 393--396,
   in \emph{Proc. 37th International Free Electron Laser Conference (FEL2015)}, Daejeon, Republic of Korea, August 2015, paper TUP020, pp. 393--396,
    ISBN: 978-3-95450-134-2,
    \url{http://accelconf.web.cern.ch/AccelConf/FEL2015/papers/tup020.pdf},
    doi:10.18429/JACoW-FEL2015-TUP020, 2015.