The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{huck:ipac2021-wepab134} \bibitem{huck:ipac2021-wepab134} M. Huck, J. Bahrdt, A. Meseck, G. Rehm, M. Ries, and A. Schälicke, \textquotedblleft{Experimental Studies of the In-Vacuum-Cryogenic Undulator Effect on Beam Instabilities at BESSY II}\textquotedblright, % --- abbreviated form (published paper) - JACoW template Feb 2018 --- in \emph{Proc. IPAC'21}, Campinas, SP, Brazil, May 2021, pp. 2929--2932. \url{doi:10.18429/JACoW-IPAC2021-WEPAB134} % --- additional material -ISSN/ISBN-- % ISBN: 978-3-95450-214-1, ISSN: 2673-5490