[n] M. Popovic, “Ferrite Tuned Cavity as Possible Source of Bunched Beam Instability”, in Proc. PAC'91, San Francisco, CA, USA, May 1991, pp. 655-658.
%\cite{Popovic:PAC91} \bibitem{Popovic:PAC91} M. Popovic, \textquotedblleft{Ferrite Tuned Cavity as Possible Source of Bunched Beam Instability}\textquotedblright, in \emph{Proc. PAC’91}, San Francisco, CA, USA, May 1991, pp. 655--658.
@inproceedings{popovic:pac91, author = {M. Popovic}, title = {{Ferrite Tuned Cavity as Possible Source of Bunched Beam Instability}}, booktitle = {Proc. PAC'91}, pages = {655--658}, paper = {}, venue = {San Francisco, CA, USA, May 1991}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }