@article{zu229901,
           title = {???????????? ???????????? ??????? ???????? ??? ?????????? ??????????-???????? ?????????????? ??? ?????????? ?????????????},
          author = {?. ?. ?????????? and ?. ?. ???????????},
       publisher = {???????: ?????????},
            year = {2019},
           pages = {420--421},
         journal = {?????????? ??????????? ? 2019},
             url = {http://eprints.zu.edu.ua/29901/}
}