Azriel’, V. M.
Akimov, V. M.
Rusin, L. Yu.
Sevryuk, M. B.
Article History
Received: 9 January 2019
Revised: 13 February 2019
Accepted: 20 February 2019
First Online: 26 November 2019
ADDITIONAL INFORMATION
: The article was translated by the authors.