[n] R. Cohen and J. Rainwater, “Axial Electric Focusing in a Cyclotron”, in Proc. PAC'69, Washington D.C., USA, Mar. 1969, pp. 426-430.
%\cite{Cohen:PAC69} \bibitem{Cohen:PAC69} R. Cohen and J. Rainwater, \textquotedblleft{Axial Electric Focusing in a Cyclotron}\textquotedblright, in \emph{Proc. PAC’69}, Washington D.C., USA, Mar. 1969, pp. 426--430.
@inproceedings{cohen:pac69, author = {R. Cohen and J. Rainwater}, title = {{Axial Electric Focusing in a Cyclotron}}, booktitle = {Proc. PAC'69}, pages = {426--430}, paper = {}, venue = {Washington D.C., USA}, series = {Particle Accelerator Conference}, number = {3}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {6}, year = {1969}, language = {english} }