@article{zu239437, number = {13}, title = {??????????? ??????? ???? ????? ? ?????? ??????? ??? ? ???????? ??????????}, author = {?. ?. ???????}, publisher = {????: ???????? ??????? ? ????? ????? ?. ?. ?????????? ??? ???????}, year = {2022}, pages = {130--135}, journal = {???????? ?????}, url = {http://eprints.zu.edu.ua/39437/} }