[n] J. A. Martin et al., “The 4 - Me V Separated-Orbit Cyclotron”, in Proc. PAC'69, Washington D.C., USA, Mar. 1969, pp. 479-482.
%\cite{Martin:PAC69} \bibitem{Martin:PAC69} J. A. Martin \emph{et al.}, \textquotedblleft{The 4 - Me V Separated-Orbit Cyclotron}\textquotedblright, in \emph{Proc. PAC’69}, Washington D.C., USA, Mar. 1969, pp. 479--482.
@inproceedings{martin:pac69, author = {J. A. Martin and others}, title = {{The 4 - Me V Separated-Orbit Cyclotron}}, booktitle = {Proc. PAC'69}, pages = {479--482}, paper = {}, venue = {Washington D.C., USA}, series = {Particle Accelerator Conference}, number = {3}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {6}, year = {1969}, language = {english} }