[n] A. Dymnikov and R. Hellborg, “Matrix Nonlinear Beam Dynamics in Curvilinear Space-Time”, in Proc. PAC'93, Washington D.C., USA, Mar. 1993, pp. 206-209.
%\cite{Dymnikov:PAC93} \bibitem{Dymnikov:PAC93} A. Dymnikov and R. Hellborg, \textquotedblleft{Matrix Nonlinear Beam Dynamics in Curvilinear Space-Time}\textquotedblright, in \emph{Proc. PAC’93}, Washington D.C., USA, Mar. 1993, pp. 206--209.
@inproceedings{dymnikov:pac93, author = {A. Dymnikov and R. Hellborg}, title = {{Matrix Nonlinear Beam Dynamics in Curvilinear Space-Time}}, booktitle = {Proc. PAC'93}, pages = {206--209}, paper = {}, venue = {Washington D.C., USA, Mar. 1993}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }