@article{zu232508, title = {?????????? ??????????? ??????????? ?????????????? ?? ???? ???????? ??????????? ???? ? ?????????? ?????}, author = {?. ?. ????????? and ?. ?. ?????????}, year = {2021}, journal = {??? ????????????? ??????????? ??????? ????????-??????????? ???????? ?? ??????????? ?????????? ?????? ? ??? ?????????}, url = {http://eprints.zu.edu.ua/32508/} }