[n] G. Nicholls, “200 KW Amplifier Utilizing Four U.H.F. TV Klystrons”, in Proc. PAC'71, Chicago, IL, USA, Mar. 1971, pp. 255-257.
%\cite{Nicholls:PAC71} \bibitem{Nicholls:PAC71} G. Nicholls, \textquotedblleft{200 KW Amplifier Utilizing Four U.H.F. TV Klystrons}\textquotedblright, in \emph{Proc. PAC’71}, Chicago, IL, USA, Mar. 1971, pp. 255--257.
@inproceedings{nicholls:pac71, author = {G. Nicholls}, title = {{200 KW Amplifier Utilizing Four U.H.F. TV Klystrons}}, booktitle = {Proc. PAC'71}, pages = {255--257}, paper = {}, venue = {Chicago, IL, USA}, series = {Particle Accelerator Conference}, number = {4}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {6}, year = {1971}, language = {english} }