The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Gronefeld:IPAC2017-THPAB111}
\bibitem{Gronefeld:IPAC2017-THPAB111}
A. Gronefeld,
\textquotedblleft{Sub-Femtosecond Jitter Ultra High Performance Oscillators for Accelerator Timing}\textquotedblright,
% in \emph{Proc. IPAC2017}, pp. 3979--3981,
% in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper THPAB111, pp. 3979--3981,
in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)},
Copenhagen, Denmark, May 2017, paper THPAB111, pp. 3979--3981,
% ISBN: 978-3-95450-182-3,
\url{http://jacow.org/ipac2017/papers/thpab111.pdf},
\url{https://doi.org/10.18429/JACoW-IPAC2017-THPAB111}, 2017.