[n] R. Kowalewicz et al., “Beam Test with the CERN Plasma Lens”, in Proc. EPAC'92, Berlin, Germany, Mar. 1992, pp. 1539-1542.
%\cite{Kowalewicz:EPAC92} \bibitem{Kowalewicz:EPAC92} R. Kowalewicz \emph{et al.}, \textquotedblleft{Beam Test with the CERN Plasma Lens}\textquotedblright, in \emph{Proc. EPAC’92}, Berlin, Germany, Mar. 1992, pp. 1539--1542.
@inproceedings{kowalewicz:epac92, author = {R. Kowalewicz and others}, title = {{Beam Test with the CERN Plasma Lens}}, booktitle = {Proc. EPAC'92}, pages = {1539--1542}, paper = {}, venue = {Berlin, Germany, Mar. 1992}, series = {European Particle Accelerator Conference}, number = {3}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }