[n] A. M. George et al., “Improvements in Rf Multi Cusp Negative Ion Source”, in Proc. IPAC'19, Melbourne, Australia, May 2019, pp. 1928-1931. doi:10.18429/JACoW-IPAC2019-TUPTS001
%\cite{George:IPAC19-TUPTS001} \bibitem{George:IPAC19-TUPTS001} A. M. George \emph{et al.}, \textquotedblleft{Improvements in Rf Multi Cusp Negative Ion Source}\textquotedblright, in \emph{Proc. IPAC’19}, Melbourne, Australia, May 2019, pp. 1928--1931. \url{doi:10.18429/JACoW-IPAC2019-TUPTS001}
@inproceedings{george:ipac19-tupts001, author = {A. M. George and others}, title = {{Improvements in Rf Multi Cusp Negative Ion Source}}, booktitle = {Proc. IPAC'19}, pages = {1928--1931}, paper = {TUPTS001}, venue = {Melbourne, Australia, May 2019}, publisher = {JACoW Publishing, Geneva, Switzerland}, doi = {10.18429/JACoW-IPAC2019-TUPTS001}, url = {http://accelconf.web.cern.ch/ipac2019/papers/TUPTS001.pdf}, language = {english} }