The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Jeong:IPAC2017-THPAB131} \bibitem{Jeong:IPAC2017-THPAB131} H.S. Jeong, Y.-S. Cho, H.S. Kim, J.H. Kim, S.G. Kim, H.-J. Kwon, and \emph{et al.}, % H.S. Jeong, Y.-S. Cho, H.S. Kim, J.H. Kim, S.G. Kim, H.-J. Kwon, and Y.G. Song, % H.S. Jeong \emph{et al.}, \textquotedblleft{Test of the Feedback and Feedforward Control Loop for Digital LLRF System of 1 MeV/n RFQ}\textquotedblright, % in \emph{Proc. IPAC2017}, pp. 4028--4030, % in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper THPAB131, pp. 4028--4030, in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)}, Copenhagen, Denmark, May 2017, paper THPAB131, pp. 4028--4030, % ISBN: 978-3-95450-182-3, \url{http://jacow.org/ipac2017/papers/thpab131.pdf}, \url{https://doi.org/10.18429/JACoW-IPAC2017-THPAB131}, 2017.