[n] G. W. Petersen and W. J. Gallagher, “An Analysis of Travelling - Wave Prebunchers”, in Proc. PAC'69, Washington D.C., USA, Mar. 1969, pp. 214-216.
%\cite{Petersen:PAC69} \bibitem{Petersen:PAC69} G. W. Petersen and W. J. Gallagher, \textquotedblleft{An Analysis of Travelling - Wave Prebunchers}\textquotedblright, in \emph{Proc. PAC’69}, Washington D.C., USA, Mar. 1969, pp. 214--216.
@inproceedings{petersen:pac69, author = {G. W. Petersen and W. J. Gallagher}, title = {{An Analysis of Travelling - Wave Prebunchers}}, booktitle = {Proc. PAC'69}, pages = {214--216}, paper = {}, venue = {Washington D.C., USA}, series = {Particle Accelerator Conference}, number = {3}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {6}, year = {1969}, language = {english} }