The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Liu:NAPAC2016-WEPOB09}
\bibitem{Liu:NAPAC2016-WEPOB09}
J. Liu, M. Borland, R.J. Dejus, A.T. Donnelly, C.L. Doose, J.S. Downey, \emph{et al.},
% J. Liu, M. Borland, R.J. Dejus, A.T. Donnelly, C.L. Doose, J.S. Downey, A.K. Jain, and M.S. Jaski,
% J. Liu \emph{et al.},
\textquotedblleft{Field Quality from Tolerance Stack Up in R&D Quadrupoles for the Advanced Photon Source Upgrade}\textquotedblright,
% in \emph{Proc. NAPAC2016}, pp. 904--906,
% in \emph{Proc. NAPAC2016}, Chicago, IL, USA, Oct. 2016, paper WEPOB09, pp. 904--906,
in \emph{Proc. North American Particle Accelerator Conf. (NAPAC'16)},
Chicago, IL, USA, Oct. 2016, paper WEPOB09, pp. 904--906,
% ISBN: 978-3-95450-180-9,
\url{https://jacow.org/napac2016/papers/wepob09.pdf},
\url{https://doi.org/10.18429/JACoW-NAPAC2016-WEPOB09}, 2017.