The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Boonpornprasert:FEL2017-WEP004}
\bibitem{Boonpornprasert:FEL2017-WEP004}
P. Boonpornprasert, M. Krasilnikov, and F. Stephan,
\textquotedblleft{Calculations for a THz SASE FEL Based on the Measured Electron Beam Parameters at PITZ}\textquotedblright,
in \emph{Proc. FEL2017}, \url{https://doi.org/10.18429/JACoW-FEL2017-WEP004}, 2018.
% in \emph{Proc. FEL2017}, \url{https://doi.org/10.18429/JACoW-FEL2017-WEP004}, pp. 419--421.
% in \emph{Proc. FEL2017}, Santa Fe, NM, USA, Aug. 2017, paper WEP004, \url{https://doi.org/10.18429/JACoW-FEL2017-WEP004}
% in \emph{Proc. 38th Int. Free Electron Laser Conf. (FEL'17)},
% Santa Fe, NM, USA, Aug. 2017, paper WEP004, pp. 419--421,
% ISBN: 978-3-95450-179-3,
% \url{http://jacow.org/fel2017/papers/wep004.pdf},
% \url{https://doi.org/10.18429/JACoW-FEL2017-WEP004}, 2018.