@article{zu228707,
           title = {?????????? ????????????? ???????? ? ???????? ??????????? ????
????? ??????????? ????},
          author = {?. ?. ????????? and ?. ?. ?????},
            year = {2018},
         journal = {??????? ???????? ?????? ?????? ? ??? ????????},
             url = {http://eprints.zu.edu.ua/28707/}
}