[n] E. V. Gorbachev et al., “NICA Booster Control System and Beam Diagnostics”, presented at the RuPAC2021, Alushta, Crimea, Sep.-Oct. 2021, paper WEPSC52, unpublished.
%\cite{Gorbachev:RuPAC2021-WEPSC52} \bibitem{Gorbachev:RuPAC2021-WEPSC52} E. V. Gorbachev \emph{et al.}, \textquotedblleft{NICA Booster Control System and Beam Diagnostics}\textquotedblright, presented at the RuPAC2021, Alushta, Crimea, Sep.-Oct. 2021, paper WEPSC52, unpublished.
@unpublished{gorbachev:rupac2021-wepsc52, author = {E. V. Gorbachev and others}, title = {{NICA Booster Control System and Beam Diagnostics}}, booktitle = {Proc. RuPAC2021}, pages = {}, paper = {WEPSC52}, venue = {Alushta, Crimea}, intype = {presented at the}, series = {Russian Particle Accelerator Conference}, number = {27}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {10}, year = {2021}, issn = {2673-5539}, isbn = {978-3-95-450240-0}, note = {presented at RuPAC2021, Alushta, Crimea, Sep.-Oct. 2021, paper WEPSC52, unpublished}, language = {english} }