[n] A. A. Drozdovsky et al., “The Nonlinear Transformation of a Ions Beam in the Plasma Lens”, in Proc. COOL'11, Alushta, Ukraine, Sep. 2011, paper TUPS21, pp. 144-146.
%\cite{Drozdovsky:COOL11-TUPS21} \bibitem{Drozdovsky:COOL11-TUPS21} A. A. Drozdovsky \emph{et al.}, \textquotedblleft{The Nonlinear Transformation of a Ions Beam in the Plasma Lens}\textquotedblright, in \emph{Proc. COOL’11}, Alushta, Ukraine, Sep. 2011, paper TUPS21, pp. 144--146.
@inproceedings{drozdovsky:cool11-tups21, author = {A. A. Drozdovsky and others}, title = {{The Nonlinear Transformation of a Ions Beam in the Plasma Lens}}, booktitle = {Proc. COOL'11}, pages = {144--146}, paper = {TUPS21}, venue = {Alushta, Ukraine, Sep. 2011}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/COOL2011/papers/TUPS21.pdf}, language = {english} }