[n] J. B. Pearson et al., “Progress Towards Extraction of an Intense H- Beam from TRIUMF”, in Proc. EPAC'90, Nice, France, Jun. 1990, pp. 1269-1272.
%\cite{Pearson:EPAC90} \bibitem{Pearson:EPAC90} J. B. Pearson \emph{et al.}, \textquotedblleft{Progress Towards Extraction of an Intense H<sup>-</sup> Beam from TRIUMF}\textquotedblright, in \emph{Proc. EPAC’90}, Nice, France, Jun. 1990, pp. 1269--1272.
@inproceedings{pearson:epac90, author = {J. B. Pearson and others}, title = {{Progress Towards Extraction of an Intense H<sup>-</sup> Beam from TRIUMF}}, booktitle = {Proc. EPAC'90}, pages = {1269--1272}, paper = {}, venue = {Nice, France, Jun. 1990}, series = {European Particle Accelerator Conference}, number = {2}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }