@article{zu224913,
           title = {?????????? ?????????? ???????? ?????????? ????????????? ????? ?????????? ?????????? ????????????},
          author = {?. ? ??????? and ?. ?. ????????},
       publisher = {?? ??????},
            year = {2017},
           pages = {425--428},
         journal = {?????????? ??????????? ? 2017},
             url = {http://eprints.zu.edu.ua/24913/}
}