The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Clarke:FEL2017-WEC02}
\bibitem{Clarke:FEL2017-WEC02}
J.A. Clarke, V. Bayliss, J. Boehm, T.W. Bradshaw, A.J. Brummitt, S.J. Canfer, \emph{et al.},
% J.A. Clarke, V. Bayliss, J. Boehm, T.W. Bradshaw, A.J. Brummitt, S.J. Canfer, M.J.D. Courthold, B. Green, T. Hayler, P. Jeffery, C. Lockett, K.B. Marinov, S. Milward, E.C.M. Rial, B.J.A. Shepherd, N. Thompson, and D.S. Wilsher,
% J.A. Clarke \emph{et al.},
\textquotedblleft{Optimization of Superconducting Undulators for Low Repetition Rate FELs}\textquotedblright,
in \emph{Proc. FEL2017}, \url{https://doi.org/10.18429/JACoW-FEL2017-WEC02}, 2018.
% in \emph{Proc. FEL2017}, \url{https://doi.org/10.18429/JACoW-FEL2017-WEC02}, pp. 411--414.
% in \emph{Proc. FEL2017}, Santa Fe, NM, USA, Aug. 2017, paper WEC02, \url{https://doi.org/10.18429/JACoW-FEL2017-WEC02}
% in \emph{Proc. 38th Int. Free Electron Laser Conf. (FEL'17)},
% Santa Fe, NM, USA, Aug. 2017, paper WEC02, pp. 411--414,
% ISBN: 978-3-95450-179-3,
% \url{http://jacow.org/fel2017/papers/wec02.pdf},
% \url{https://doi.org/10.18429/JACoW-FEL2017-WEC02}, 2018.