[n] K. Beckert et al., “Charge Exchange Extraction at the Experimental Storage Ring ESR at GSI”, in Proc. EPAC'98, Stockholm, Sweden, Jun. 1998, paper WEP06A, pp. 559-564.
%\cite{Beckert:EPAC98-WEP06A} \bibitem{Beckert:EPAC98-WEP06A} K. Beckert \emph{et al.}, \textquotedblleft{Charge Exchange Extraction at the Experimental Storage Ring ESR at GSI}\textquotedblright, in \emph{Proc. EPAC’98}, Stockholm, Sweden, Jun. 1998, paper WEP06A, pp. 559--564.
@inproceedings{beckert:epac98-wep06a, author = {K. Beckert and others}, title = {{Charge Exchange Extraction at the Experimental Storage Ring ESR at GSI}}, booktitle = {Proc. EPAC'98}, pages = {559--564}, paper = {WEP06A}, venue = {Stockholm, Sweden}, series = {European Particle Accelerator Conference}, number = {6}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {8}, year = {1998}, url = {https://jacow.org/e98/papers/WEP06A.pdf}, language = {english} }