@article{zu229902,
           title = {?????????? ?????? ????????? ??? ???????? ????? ???????????????},
          author = {?. ?. ????????},
       publisher = {???????: ?????????},
            year = {2019},
           pages = {431--433},
         journal = {?????????? ??????????? ? 2019},
             url = {http://eprints.zu.edu.ua/29902/}
}