[n] Y. Y. Lau and D. G. Colombant, “Efficiency and Frequency Stability in a High Power Microwave Gap”, in Proc. PAC'91, San Francisco, CA, USA, May 1991, pp. 637-640.
%\cite{Lau:PAC91} \bibitem{Lau:PAC91} Y. Y. Lau and D. G. Colombant, \textquotedblleft{Efficiency and Frequency Stability in a High Power Microwave Gap}\textquotedblright, in \emph{Proc. PAC’91}, San Francisco, CA, USA, May 1991, pp. 637--640.
@inproceedings{lau:pac91, author = {Y. Y. Lau and D. G. Colombant}, title = {{Efficiency and Frequency Stability in a High Power Microwave Gap}}, booktitle = {Proc. PAC'91}, pages = {637--640}, paper = {}, venue = {San Francisco, CA, USA, May 1991}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }