[n] L. G. Ratner, A. M. Glowacki, and T. de Parry, “ZGS External Proton Beam”, in Proc. PAC'67, Washington D.C., USA, Mar. 1967, pp. 688-693.
%\cite{Ratner:PAC67} \bibitem{Ratner:PAC67} L. G. Ratner, A. M. Glowacki, and T. de Parry, \textquotedblleft{ZGS External Proton Beam}\textquotedblright, in \emph{Proc. PAC’67}, Washington D.C., USA, Mar. 1967, pp. 688--693.
@inproceedings{ratner:pac67, author = {L. G. Ratner and A. M. Glowacki and T. de Parry}, title = {{ZGS External Proton Beam}}, booktitle = {Proc. PAC'67}, pages = {688--693}, paper = {}, venue = {Washington D.C., USA}, series = {Particle Accelerator Conference}, number = {2}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {6}, year = {1967}, language = {english} }