@article{zu229646,
           month = {????????},
           title = {???????? ??????????? ????????? ?? ???????? ????? ??? ???????? ? ??????? ?????},
          author = {?. ?. ????????? and ?. ?. ??????????},
       publisher = {??? ??. ?. ??????},
            year = {2019},
           pages = {161--165},
         journal = {????????? ???????? ????????????? ????????? (??????? ???????? ?????)},
             url = {http://eprints.zu.edu.ua/29646/}
}