Levin, V. A. http://orcid.org/0000-0002-7301-8725
Zingerman, K. M.
Vershinin, A. V.
Konovalov, D. A.
Funding for this research was provided by:
insert 1 (075-15-2019-1890)
council on grants of the president of the Russian federation (MD-208.2021.1.1)
Mathematical center for fundamental and applied mathematics (075-15-2019-1621)
Russian Scientific Foundation (19-71-10008)
Article History
Received: 15 July 2021
Accepted: 26 May 2022
First Online: 4 July 2022