[n] L. Buchmann et al., “An Intense Optically Pumped H
%\cite{Buchmann:EPAC90} \bibitem{Buchmann:EPAC90} L. Buchmann \emph{et al.}, \textquotedblleft{An Intense Optically Pumped H<sub-</sup> Ion Source}\textquotedblright, in \emph{Proc. EPAC’90}, Nice, France, Jun. 1990, pp. 665--668.
@inproceedings{buchmann:epac90, author = {L. Buchmann and others}, title = {{An Intense Optically Pumped H<sub-</sup> Ion Source}}, booktitle = {Proc. EPAC'90}, pages = {665--668}, paper = {}, venue = {Nice, France, Jun. 1990}, series = {European Particle Accelerator Conference}, number = {2}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }
