[n] R. J. England et al., “Multibunch Studies for LCLS-II High Energy Upgrade”, in Proc. IPAC'21, Campinas, Brazil, May 2021, pp. 4219-4222. doi:10.18429/JACoW-IPAC2021-THPAB220
%\cite{Engl:IPAC21-THPAB220} \bibitem{Engl:IPAC21-THPAB220} R. J. England \emph{et al.}, \textquotedblleft{Multibunch Studies for LCLS-II High Energy Upgrade}\textquotedblright, in \emph{Proc. IPAC’21}, Campinas, Brazil, May 2021, pp. 4219--4222. \url{doi:10.18429/JACoW-IPAC2021-THPAB220}
@inproceedings{engl:ipac21-thpab220, author = {R. J. England and others}, title = {{Multibunch Studies for LCLS-II High Energy Upgrade}}, booktitle = {Proc. IPAC'21}, pages = {4219--4222}, paper = {THPAB220}, venue = {Campinas, Brazil, May 2021}, publisher = {JACoW Publishing, Geneva, Switzerland}, doi = {10.18429/JACoW-IPAC2021-THPAB220}, url = {https://jacow.org/ipac2021/papers/THPAB220.pdf}, language = {english} }