Avetisyan, A. S.
Mkrtchyan, M. H.
Avetisyan, L. V.
Article History
Received: 18 February 2023
Revised: 30 March 2023
Accepted: 18 May 2023
First Online: 16 September 2023
FUNDUNG
: The work was supported by the Science Committee of RA, in the frames of the research project no. 21T-2C130 .