[n] K. Wittenburg, “Beam Loss Monitors for the HERA Proton Ring”, in Proc. EPAC'90, Nice, France, Jun. 1990, pp. 789-791.
%\cite{Wittenburg:EPAC90} \bibitem{Wittenburg:EPAC90} K. Wittenburg, \textquotedblleft{Beam Loss Monitors for the HERA Proton Ring}\textquotedblright, in \emph{Proc. EPAC’90}, Nice, France, Jun. 1990, pp. 789--791.
@inproceedings{wittenburg:epac90, author = {K. Wittenburg}, title = {{Beam Loss Monitors for the HERA Proton Ring}}, booktitle = {Proc. EPAC'90}, pages = {789--791}, paper = {}, venue = {Nice, France, Jun. 1990}, series = {European Particle Accelerator Conference}, number = {2}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }