[n] E. V. Bulyak and S. V. Efimov, “Nonlinear Effects Occuring Due to Fringe Fields of Cyclic Accelerators Dipoles”, in Proc. EPAC'90, Nice, France, Jun. 1990, pp. 1455-1458.
%\cite{Bulyak:EPAC90} \bibitem{Bulyak:EPAC90} E. V. Bulyak and S. V. Efimov, \textquotedblleft{Nonlinear Effects Occuring Due to Fringe Fields of Cyclic Accelerators Dipoles}\textquotedblright, in \emph{Proc. EPAC’90}, Nice, France, Jun. 1990, pp. 1455--1458.
@inproceedings{bulyak:epac90, author = {E. V. Bulyak and S. V. Efimov}, title = {{Nonlinear Effects Occuring Due to Fringe Fields of Cyclic Accelerators Dipoles}}, booktitle = {Proc. EPAC'90}, pages = {1455--1458}, paper = {}, venue = {Nice, France, Jun. 1990}, series = {European Particle Accelerator Conference}, number = {2}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }