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%\cite{Maxwell:IPAC2015-TUPMA028}
\bibitem{Maxwell:IPAC2015-TUPMA028}
T.J. Maxwell, J. Arthur, Y. Ding, W.M. Fawley, J.C. Frisch, J.B. Hastings, \emph{et al.},
% T.J. Maxwell, J. Arthur, Y. Ding, W.M. Fawley, J.C. Frisch, J.B. Hastings, Z. Huang, K.-J. Kim, J. Krzywinski, R.R. Lindberg, G. Marcus, D. Shu, Yu. Shvyd'ko, and S. Stoupin,
% T.J. Maxwell \emph{et al.},
\textquotedblleft{Feasibility Study for an X-ray FEL Oscillator at the LCLS-II}\textquotedblright,
% --- abbreviated form (published paper) - JACoW template Feb 2018 ---
in \emph{Proc. IPAC'15}, Richmond, VA, USA, May 2015, pp. 1897--1900,
\url{doi:10.18429/JACoW-IPAC2015-TUPMA028}
% --- complete form (published paper) - JACoW template Feb 2018 ---
% in \emph{Proc. 6th International Particle Accelerator Conference (IPAC'15)}, Richmond, VA, USA, May 2015,
% pp. 1897--1900, \url{doi:10.18429/JACoW-IPAC2015-TUPMA028}
% --- additional material ---
% ISBN: 978-3-95450-168-7, \url{http://jacow.org/ipac2015/papers/tupma028.pdf}