[n] U. Ratzinger et al., “Status of the 7 MeV/u, 217 MHz Injector Linac for the Heidelberg Cancer Therapy Facility”, in Proc. LINAC'04, Lübeck, Germany, Aug. 2004, paper MOP09, pp. 51-53.
%\cite{Ratzinger:LINAC04-MOP09} \bibitem{Ratzinger:LINAC04-MOP09} U. Ratzinger \emph{et al.}, \textquotedblleft{Status of the 7 MeV/u, 217 MHz Injector Linac for the Heidelberg Cancer Therapy Facility}\textquotedblright, in \emph{Proc. LINAC’04}, Lübeck, Germany, Aug. 2004, paper MOP09, pp. 51--53.
@inproceedings{ratzinger:linac04-mop09, author = {U. Ratzinger and others}, title = {{Status of the 7 MeV/u, 217 MHz Injector Linac for the Heidelberg Cancer Therapy Facility}}, booktitle = {Proc. LINAC'04}, pages = {51--53}, paper = {MOP09}, venue = {Lübeck, Germany, Aug. 2004}, series = {Linear Accelerator Conference}, number = {22}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/l04/papers/MOP09.pdf}, language = {english} }