The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Zimmermann:IPAC2017-WEPIK015}
\bibitem{Zimmermann:IPAC2017-WEPIK015}
F. Zimmermann, M.A. Valdivia García,
\textquotedblleft{Optimized Monochromatization for Direct Higgs Production in Future Circular e\textsuperscript{+}e\textsuperscript{-} Colliders}\textquotedblright,
% in \emph{Proc. IPAC2017}, pp. 2950--2953,
% in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper WEPIK015, pp. 2950--2953,
in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)},
Copenhagen, Denmark, May 2017, paper WEPIK015, pp. 2950--2953,
% ISBN: 978-3-95450-182-3,
\url{http://jacow.org/ipac2017/papers/wepik015.pdf},
\url{https://doi.org/10.18429/JACoW-IPAC2017-WEPIK015}, 2017.