The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Wang:IPAC2017-MOPIK087} \bibitem{Wang:IPAC2017-MOPIK087} S.W. Wang, J.Y. Li, W.B. Wu, W. Xu, K. Xuan, and X. Zhou, \textquotedblleft{Development of a Tune Knob for the HLS-II Storage Ring}\textquotedblright, % in \emph{Proc. IPAC2017}, pp. 730--732, % in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper MOPIK087, pp. 730--732, in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)}, Copenhagen, Denmark, May 2017, paper MOPIK087, pp. 730--732, % ISBN: 978-3-95450-182-3, \url{http://jacow.org/ipac2017/papers/mopik087.pdf}, \url{https://doi.org/10.18429/JACoW-IPAC2017-MOPIK087}, 2017.