@article{zu235354, number = {XV}, month = {????????}, author = {?. ?. ????????}, title = {?????????? ??????????? ????? ????? ???????? ?????}, publisher = {??? ????? ????? ??????}, journal = {??????? ??????????? ??????????? ?? ???????? ????????? ???? ? ????????? ????????????? ???????????: ??????? ???????????? ???????? ?????}, pages = {150--153}, year = {2022}, url = {http://eprints.zu.edu.ua/35354/} }