[n] J. A. Hulbert and X.-H. Zhou, “Developing the Chalk River Superconducting Cyclotron for Operation in pi mode”, in Proc. PAC'91, San Francisco, CA, USA, May 1991, pp. 2805-2808.
%\cite{Hulbert:PAC91} \bibitem{Hulbert:PAC91} J. A. Hulbert and X.-H. Zhou, \textquotedblleft{Developing the Chalk River Superconducting Cyclotron for Operation in pi mode}\textquotedblright, in \emph{Proc. PAC’91}, San Francisco, CA, USA, May 1991, pp. 2805--2808.
@inproceedings{hulbert:pac91, author = {J. A. Hulbert and X.-H. Zhou}, title = {{Developing the Chalk River Superconducting Cyclotron for Operation in pi mode}}, booktitle = {Proc. PAC'91}, pages = {2805--2808}, paper = {}, venue = {San Francisco, CA, USA, May 1991}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }