[n] E. L. Hubbard, W. B. Hanson, and U. Patel, “Vacuum System for the NAL Booster Synchrotron”, in Proc. PAC'71, Chicago, IL, USA, Mar. 1971, pp. 654-656.
%\cite{Hubbard:PAC71} \bibitem{Hubbard:PAC71} E. L. Hubbard, W. B. Hanson, and U. Patel, \textquotedblleft{Vacuum System for the NAL Booster Synchrotron}\textquotedblright, in \emph{Proc. PAC’71}, Chicago, IL, USA, Mar. 1971, pp. 654--656.
@inproceedings{hubbard:pac71, author = {E. L. Hubbard and W. B. Hanson and U. Patel}, title = {{Vacuum System for the NAL Booster Synchrotron}}, booktitle = {Proc. PAC'71}, pages = {654--656}, paper = {}, venue = {Chicago, IL, USA}, series = {Particle Accelerator Conference}, number = {4}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {6}, year = {1971}, language = {english} }