[n] A. Schempp et al., “The Cryring RFQ for Heavy Ion Acceleration”, in Proc. EPAC'90, Nice, France, Jun. 1990, pp. 1231-1234.
%\cite{Schempp:EPAC90} \bibitem{Schempp:EPAC90} A. Schempp \emph{et al.}, \textquotedblleft{The Cryring RFQ for Heavy Ion Acceleration}\textquotedblright, in \emph{Proc. EPAC’90}, Nice, France, Jun. 1990, pp. 1231--1234.
@inproceedings{schempp:epac90, author = {A. Schempp and others}, title = {{The Cryring RFQ for Heavy Ion Acceleration}}, booktitle = {Proc. EPAC'90}, pages = {1231--1234}, paper = {}, venue = {Nice, France, Jun. 1990}, series = {European Particle Accelerator Conference}, number = {2}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }