The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Dudnikov:NAPAC2016-WEPOA45}
\bibitem{Dudnikov:NAPAC2016-WEPOA45}
V.G. Dudnikov, G. Dudnikova, B. Han, R.P. Johnson, S. Murrey, T.R. Pennisi, \emph{et al.},
% V.G. Dudnikov, G. Dudnikova, B. Han, R.P. Johnson, S. Murrey, T.R. Pennisi, C. Piller, M. Santana, C. Stinson, M.P. Stockli, and R.F. Welton,
% V.G. Dudnikov \emph{et al.},
\textquotedblleft{Positive and Negative Ions Radio Frequency Sources with Solenoidal Magnetic Field}\textquotedblright,
% in \emph{Proc. NAPAC2016}, pp. 799--802,
% in \emph{Proc. NAPAC2016}, Chicago, IL, USA, Oct. 2016, paper WEPOA45, pp. 799--802,
in \emph{Proc. North American Particle Accelerator Conf. (NAPAC'16)},
Chicago, IL, USA, Oct. 2016, paper WEPOA45, pp. 799--802,
% ISBN: 978-3-95450-180-9,
\url{https://jacow.org/napac2016/papers/wepoa45.pdf},
\url{https://doi.org/10.18429/JACoW-NAPAC2016-WEPOA45}, 2017.