%\cite{Niknejadi:FEL2015-WEP079}
\bibitem{Niknejadi:FEL2015-WEP079}
    P.~NiknejadiJ.~Madey,
   \textquotedblleft{Inclusion of Advanced Fields and Boundary Conditions in the Analytic Theory for High Gain FELs}\textquotedblright,
%  in \emph{Proc. FEL2015}, WEP079, pp. 735--738,
%  in \emph{Proc. FEL2015}, Daejeon, Republic of Korea, August 2015, paper WEP079, pp. 735--738,
   in \emph{Proc. 37th International Free Electron Laser Conference (FEL2015)}, Daejeon, Republic of Korea, August 2015, paper WEP079, pp. 735--738,
    ISBN: 978-3-95450-134-2,
    \url{http://accelconf.web.cern.ch/AccelConf/FEL2015/papers/wep079.pdf},
    doi:10.18429/JACoW-FEL2015-WEP079, 2015.
