%\cite{Bakr:FEL2015-TUP065}
\bibitem{Bakr:FEL2015-TUP065}
    M. A.~Bakr, M.~Khojoyan, M.~Krasilnikov, F.~Stephan, and G.~Vashchenko,
   \textquotedblleft{Beam Dynamics Simulation for the Upgraded PITZ Photo Injector Applying Various Photocathode Laser Pulses}\textquotedblright,
%  in \emph{Proc. FEL2015}, TUP065, pp. 501--504,
%  in \emph{Proc. FEL2015}, Daejeon, Republic of Korea, August 2015, paper TUP065, pp. 501--504,
   in \emph{Proc. 37th International Free Electron Laser Conference (FEL2015)}, Daejeon, Republic of Korea, August 2015, paper TUP065, pp. 501--504,
    ISBN: 978-3-95450-134-2,
    \url{http://accelconf.web.cern.ch/AccelConf/FEL2015/papers/tup065.pdf},
    doi:10.18429/JACoW-FEL2015-TUP065, 2015.