[n] J. A. Benjamin et al., “Terminal Ion Source System for the Brookhaven Three-Stage Tandem Facility”, in Proc. PAC'71, Chicago, IL, USA, Mar. 1971, pp. 118-123.
%\cite{Benjamin:PAC71} \bibitem{Benjamin:PAC71} J. A. Benjamin \emph{et al.}, \textquotedblleft{Terminal Ion Source System for the Brookhaven Three-Stage Tandem Facility}\textquotedblright, in \emph{Proc. PAC’71}, Chicago, IL, USA, Mar. 1971, pp. 118--123.
@inproceedings{benjamin:pac71, author = {J. A. Benjamin and others}, title = {{Terminal Ion Source System for the Brookhaven Three-Stage Tandem Facility}}, booktitle = {Proc. PAC'71}, pages = {118--123}, paper = {}, venue = {Chicago, IL, USA}, series = {Particle Accelerator Conference}, number = {4}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {6}, year = {1971}, language = {english} }