The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{chung:fel2019-wep100}
\bibitem{chung:fel2019-wep100}
T.Y. Chung and C.-S. Hwang,
\textquotedblleft{Conceptual Design of a Permanent Magnet Undulator for Fast Pulse-to-Pulse Polarization Switching in an FEL}\textquotedblright,
% --- abbreviated form (published paper) - JACoW template Feb 2018 ---
in \emph{Proc. FEL'19}, Hamburg, Germany, Aug. 2019, pp. 545--548.
\url{doi:10.18429/JACoW-FEL2019-WEP100}
% --- additional material -ISSN/ISBN--
% ISBN: 978-3-95450-210-3, ISSN: ""