The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Schreiber:FEL2017-TUA01}
\bibitem{Schreiber:FEL2017-TUA01}
S. Schreiber, E. Schneidmiller, and M.V. Yurkov,
\textquotedblleft{Recent FEL Experiments at FLASH}\textquotedblright,
in \emph{Proc. FEL2017}, \url{https://doi.org/10.18429/JACoW-FEL2017-TUA01}, 2018.
% in \emph{Proc. FEL2017}, \url{https://doi.org/10.18429/JACoW-FEL2017-TUA01}, pp. 210--215.
% in \emph{Proc. FEL2017}, Santa Fe, NM, USA, Aug. 2017, paper TUA01, \url{https://doi.org/10.18429/JACoW-FEL2017-TUA01}
% in \emph{Proc. 38th Int. Free Electron Laser Conf. (FEL'17)},
% Santa Fe, NM, USA, Aug. 2017, paper TUA01, pp. 210--215,
% ISBN: 978-3-95450-179-3,
% \url{http://jacow.org/fel2017/papers/tua01.pdf},
% \url{https://doi.org/10.18429/JACoW-FEL2017-TUA01}, 2018.