[n] J. Gethmann et al., “Progress of the Development of a Superconducting Undulator as a THz Source for FELs”, in Proc. IPAC'21, Campinas, Brazil, May 2021, pp. 2933-2935. doi:10.18429/JACoW-IPAC2021-WEPAB135
%\cite{Gethmann:IPAC21-WEPAB135} \bibitem{Gethmann:IPAC21-WEPAB135} J. Gethmann \emph{et al.}, \textquotedblleft{Progress of the Development of a Superconducting Undulator as a THz Source for FELs}\textquotedblright, in \emph{Proc. IPAC’21}, Campinas, Brazil, May 2021, pp. 2933--2935. \url{doi:10.18429/JACoW-IPAC2021-WEPAB135}
@inproceedings{gethmann:ipac21-wepab135, author = {J. Gethmann and others}, title = {{Progress of the Development of a Superconducting Undulator as a THz Source for FELs}}, booktitle = {Proc. IPAC'21}, pages = {2933--2935}, paper = {WEPAB135}, venue = {Campinas, Brazil, May 2021}, publisher = {JACoW Publishing, Geneva, Switzerland}, doi = {10.18429/JACoW-IPAC2021-WEPAB135}, url = {https://jacow.org/ipac2021/papers/WEPAB135.pdf}, language = {english} }