Bobrov, Evgeny
Article History
Received: 16 February 2022
Revised: 13 April 2022
Accepted: 13 April 2022
First Online: 26 December 2022
COMPLIANCE WITH ETHICAL STANDARDS
: This article is a completely original work of its author; it has not been published before and will not be sent to other publications until the <i>PRIA</i> Editorial Board decides not to accept it for publication.
: The process of writing and the content of the article do not give grounds for raising the issue of a conflicts of interest.