The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{haehnel:ipac2021-mopab194}
\bibitem{haehnel:ipac2021-mopab194}
H. Hähnel and U. Ratzinger,
\textquotedblleft{First 3D Printed IH-Type Linac Structure - Proof-of-Concept for Additive Manufacturing of Linac rf Cavities}\textquotedblright,
% --- abbreviated form (published paper) - JACoW template Feb 2018 ---
in \emph{Proc. IPAC'21}, Campinas, SP, Brazil, May 2021, pp. 654--657.
\url{doi:10.18429/JACoW-IPAC2021-MOPAB194}
% --- additional material -ISSN/ISBN--
% ISBN: 978-3-95450-214-1, ISSN: 2673-5490