%\cite{Mirian:FEL2015-MOP074}
\bibitem{Mirian:FEL2015-MOP074}
    N.S.~Mirian, B.~Maraghechi, and E.~Salehi,
   \textquotedblleft{Efficiency Enhancement of a Harmonic Lasing Free-Electron Laser}\textquotedblright,
%  in \emph{Proc. FEL2015}, MOP074, pp. 209--212,
%  in \emph{Proc. FEL2015}, Daejeon, Republic of Korea, August 2015, paper MOP074, pp. 209--212,
   in \emph{Proc. 37th International Free Electron Laser Conference (FEL2015)}, Daejeon, Republic of Korea, August 2015, paper MOP074, pp. 209--212,
    ISBN: 978-3-95450-134-2,
    \url{http://accelconf.web.cern.ch/AccelConf/FEL2015/papers/mop074.pdf},
    doi:10.18429/JACoW-FEL2015-MOP074, 2015.