@article{zu229648,
           month = {????????},
           title = {????? ????????? ?????????? ? ????????? ???????????? ??????},
          author = {?. ?. ???????????? and ?. ?. ??????????? (???'?????)},
       publisher = {??? ??. ?. ??????},
            year = {2019},
           pages = {167--169},
         journal = {????????? ???????? ????????????? ????????? (??????? ???????? ?????)},
             url = {http://eprints.zu.edu.ua/29648/}
}