The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Pfingstner:IPAC2017-MOPIK078} \bibitem{Pfingstner:IPAC2017-MOPIK078} J. Pfingstner, E. Adli, S. Bettoni, H. Holmestad, and S. Reiche, \textquotedblleft{Narrow-Band, Wide-Range Tuneable THz Source Based on the Slotted-Foil Technique}\textquotedblright, % in \emph{Proc. IPAC2017}, pp. 712--715, % in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper MOPIK078, pp. 712--715, in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)}, Copenhagen, Denmark, May 2017, paper MOPIK078, pp. 712--715, % ISBN: 978-3-95450-182-3, \url{http://jacow.org/ipac2017/papers/mopik078.pdf}, \url{https://doi.org/10.18429/JACoW-IPAC2017-MOPIK078}, 2017.