@article{zu229680,
           month = {????????},
           title = {?????????? ???????????? ??????? ????? ????????? ? ?????? ??????????? ????????},
          author = {?. ?. ?????????},
       publisher = {??? ??. ?. ??????},
            year = {2019},
           pages = {244--246},
         journal = {????????? ???????? ????????????? ????????? (??????? ???????? ?????)},
             url = {http://eprints.zu.edu.ua/29680/}
}