The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{popielarski:srf2019-frtu2}
\bibitem{popielarski:srf2019-frtu2}
L. Popielarski,
\textquotedblleft{Cavity Processing and Cleanroom Techniques}\textquotedblright,
% --- abbreviated form (UNpublished paper) - JACoW template Feb 2018 ---
presented at SRF'19, Dresden, Germany, Jun.-Jul. 2019, paper FRTU2, unpublished.