The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Sheffield:FEL2017-MOD06}
\bibitem{Sheffield:FEL2017-MOD06}
R.L. Sheffield, C.W. Barnes, and J.P. Tapia,
\textquotedblleft{Matter-Radiation Interactions in Extremes (MaRIE) Project Overview}\textquotedblright,
in \emph{Proc. FEL2017}, \url{https://doi.org/10.18429/JACoW-FEL2017-MOD06}, 2018.
% in \emph{Proc. FEL2017}, \url{https://doi.org/10.18429/JACoW-FEL2017-MOD06}, pp. 24--28.
% in \emph{Proc. FEL2017}, Santa Fe, NM, USA, Aug. 2017, paper MOD06, \url{https://doi.org/10.18429/JACoW-FEL2017-MOD06}
% in \emph{Proc. 38th Int. Free Electron Laser Conf. (FEL'17)},
% Santa Fe, NM, USA, Aug. 2017, paper MOD06, pp. 24--28,
% ISBN: 978-3-95450-179-3,
% \url{http://jacow.org/fel2017/papers/mod06.pdf},
% \url{https://doi.org/10.18429/JACoW-FEL2017-MOD06}, 2018.