The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Steinhorst:IPAC2017-THPAB099} \bibitem{Steinhorst:IPAC2017-THPAB099} M. Steinhorst, M. Arnold, U. Bonnes, C. Burandt, T. Kürzeder, and N. Pietralla, \textquotedblleft{Challenges of a Stable ERL Operation Concerning the Digital RF Control System of the S-DALINAC}\textquotedblright, % in \emph{Proc. IPAC2017}, pp. 3951--3953, % in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper THPAB099, pp. 3951--3953, in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)}, Copenhagen, Denmark, May 2017, paper THPAB099, pp. 3951--3953, % ISBN: 978-3-95450-182-3, \url{http://jacow.org/ipac2017/papers/thpab099.pdf}, \url{https://doi.org/10.18429/JACoW-IPAC2017-THPAB099}, 2017.