[n] L. Bartelson and H. Joestlein, “Energy Doubler Vacuum Devices and Controls”, in Proc. PAC'81, Washington D.C., USA, Mar. 1981, pp. 3327-3330.
%\cite{Bartelson:PAC81} \bibitem{Bartelson:PAC81} L. Bartelson and H. Joestlein, \textquotedblleft{Energy Doubler Vacuum Devices and Controls}\textquotedblright, in \emph{Proc. PAC’81}, Washington D.C., USA, Mar. 1981, pp. 3327--3330.
@inproceedings{bartelson:pac81, author = {L. Bartelson and H. Joestlein}, title = {{Energy Doubler Vacuum Devices and Controls}}, booktitle = {Proc. PAC'81}, pages = {3327--3330}, paper = {}, venue = {Washington D.C., USA, Mar. 1981}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }