[n] J. E. Vetter, “A High Intensity Proton Linear Accelerator for the German Spallation Neutron Source (SNQ)”, in Proc. PAC'81, Washington D.C., USA, Mar. 1981, pp. 3455-3458.
%\cite{Vetter:PAC81} \bibitem{Vetter:PAC81} J. E. Vetter, \textquotedblleft{A High Intensity Proton Linear Accelerator for the German Spallation Neutron Source (SNQ)}\textquotedblright, in \emph{Proc. PAC’81}, Washington D.C., USA, Mar. 1981, pp. 3455--3458.
@inproceedings{vetter:pac81, author = {J. E. Vetter}, title = {{A High Intensity Proton Linear Accelerator for the German Spallation Neutron Source (SNQ)}}, booktitle = {Proc. PAC'81}, pages = {3455--3458}, paper = {}, venue = {Washington D.C., USA, Mar. 1981}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }