[n] O. O. Ivashchuk, “Three-Electrode Pulse Pyroelectric Source of X-Ray Radiation”, presented at the RuPAC2021, Alushta, Crimea, Sep.-Oct. 2021, paper TUPSB31, unpublished.
%\cite{Ivashchuk:RuPAC2021-TUPSB31} \bibitem{Ivashchuk:RuPAC2021-TUPSB31} O. O. Ivashchuk, \textquotedblleft{Three-Electrode Pulse Pyroelectric Source of X-Ray Radiation}\textquotedblright, presented at the RuPAC2021, Alushta, Crimea, Sep.-Oct. 2021, paper TUPSB31, unpublished.
@unpublished{ivashchuk:rupac2021-tupsb31, author = {O. O. Ivashchuk}, title = {{Three-Electrode Pulse Pyroelectric Source of X-Ray Radiation}}, booktitle = {Proc. RuPAC2021}, pages = {}, paper = {TUPSB31}, 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isbn = {978-3-95-450240-0}, note = {presented at RuPAC2021, Alushta, Crimea, Sep.-Oct. 2021, paper TUPSB31, unpublished}, language = {english} }