[n] H. Frese et al., “First Experience with the PETRA Control System”, in Proc. PAC'79, San Francisco, CA, USA, Mar. 1979, pp. 3379-3382.
%\cite{Frese:PAC79} \bibitem{Frese:PAC79} H. Frese \emph{et al.}, \textquotedblleft{First Experience with the PETRA Control System}\textquotedblright, in \emph{Proc. PAC’79}, San Francisco, CA, USA, Mar. 1979, pp. 3379--3382.
@inproceedings{frese:pac79, author = {H. Frese and others}, title = {{First Experience with the PETRA Control System}}, booktitle = {Proc. PAC'79}, pages = {3379--3382}, paper = {}, venue = {San Francisco, CA, USA, Mar. 1979}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }