Khavinson, Vladimir http://orcid.org/0000-0001-7547-7725
Terekhov, Alexander http://orcid.org/0000-0001-7007-2067
Kormilets, Dmitry http://orcid.org/0000-0002-9025-6223
Maryanovich, Alexander http://orcid.org/0000-0001-7482-3403
Article History
Received: 12 April 2021
Accepted: 2 August 2021
First Online: 25 August 2021
Competing interests
: The authors declare no competing interests.