@article{zu228790,
           title = {????? ????????-?????????? ?? ?????????? ????????? ??????},
          author = {?. ?. ?????????},
       publisher = {???????},
            year = {2018},
           pages = {57--60},
         journal = {????????? ?????????????? ???????-?????????? ??????????? ??????? 21 ????????: ???????? ???????????, ??????????????? ?? ??????????? ? ????????? ????????????????? ????????},
             url = {http://eprints.zu.edu.ua/28790/}
}