[n] C. R. Hoffmann et al., “The Chalk River Heavy Ion Superconducting Cyclotron”, in Proc. PAC'75, Washington D.C., USA, Mar. 1975, pp. 1647-1651.
%\cite{Hoffmann:PAC75} \bibitem{Hoffmann:PAC75} C. R. Hoffmann \emph{et al.}, \textquotedblleft{The Chalk River Heavy Ion Superconducting Cyclotron}\textquotedblright, in \emph{Proc. PAC’75}, Washington D.C., USA, Mar. 1975, pp. 1647--1651.
@inproceedings{hoffmann:pac75, author = {C. R. Hoffmann and others}, title = {{The Chalk River Heavy Ion Superconducting Cyclotron}}, booktitle = {Proc. PAC'75}, pages = {1647--1651}, paper = {}, venue = {Washington D.C., USA, Mar. 1975}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }