[n] J. W. Lewellen et al., “Operation of the APS RF Gun”, in Proc. LINAC'98, Chicago, IL, USA, Aug. 1998, paper TH4042, pp. 863-865.
%\cite{Lewellen:LINAC98-TH4042} \bibitem{Lewellen:LINAC98-TH4042} J. W. Lewellen \emph{et al.}, \textquotedblleft{Operation of the APS RF Gun}\textquotedblright, in \emph{Proc. LINAC’98}, Chicago, IL, USA, Aug. 1998, paper TH4042, pp. 863--865.
@inproceedings{lewellen:linac98-th4042, author = {J. W. Lewellen and others}, title = {{Operation of the APS RF Gun}}, booktitle = {Proc. LINAC'98}, pages = {863--865}, paper = {TH4042}, venue = {Chicago, IL, USA, Aug. 1998}, series = {Linear Accelerator Conference}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/l98/papers/TH4042.pdf}, language = {english} }