Bochkov, I. A.
Petrov, F. V. http://orcid.org/0000-0003-1693-2745
Funding for this research was provided by:
Foundation for the Advancement of Theoretical Physics and Mathematics (19-7-2-39-1)
Article History
Received: 7 March 2020
Accepted: 5 October 2020
First Online: 22 October 2020