No. 34 pp. 68-86 (2022)
URL: https://ysmu.am/website/documentation/files/ccf9bb7c.pdf
DOI: https://doi.org/10.56936/18291775-2022.34-68
Том. 63 No. 2 pp. 112-121 (2023)
DOI: https://doi.org/10.54503/0514-7484-2023-63.2-112