[n] R. V. Pivin, “Collider NICA. Project of Vacuum Control System”, presented at the RuPAC2021, Alushta, Crimea, Sep.-Oct. 2021, paper MOPSA19, unpublished.
%\cite{Pivin:RuPAC2021-MOPSA19} \bibitem{Pivin:RuPAC2021-MOPSA19} R. V. Pivin, \textquotedblleft{Collider NICA. Project of Vacuum Control System}\textquotedblright, presented at the RuPAC2021, Alushta, Crimea, Sep.-Oct. 2021, paper MOPSA19, unpublished.
@unpublished{pivin:rupac2021-mopsa19, author = {R. V. Pivin}, title = {{Collider NICA. Project of Vacuum Control System}}, booktitle = {Proc. RuPAC2021}, pages = {}, paper = {MOPSA19}, 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isbn = {978-3-95-450240-0}, note = {presented at RuPAC2021, Alushta, Crimea, Sep.-Oct. 2021, paper MOPSA19, unpublished}, language = {english} }