[n] W. Hartung et al., “20 MV/m Accelerating Gradient with Heat Treatment of a Six Cell, 1.5 GHz Cavity for TESLA”, in Proc. PAC'93, Washington D.C., USA, Mar. 1993, pp. 921-924.
%\cite{Hartung:PAC93} \bibitem{Hartung:PAC93} W. Hartung \emph{et al.}, \textquotedblleft{20 MV/m Accelerating Gradient with Heat Treatment of a Six Cell, 1.5 GHz Cavity for TESLA}\textquotedblright, in \emph{Proc. PAC’93}, Washington D.C., USA, Mar. 1993, pp. 921--924.
@inproceedings{hartung:pac93, author = {W. Hartung and others}, title = {{20 MV/m Accelerating Gradient with Heat Treatment of a Six Cell, 1.5 GHz Cavity for TESLA}}, booktitle = {Proc. PAC'93}, pages = {921--924}, paper = {}, venue = {Washington D.C., USA, Mar. 1993}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }