@article{zu225764,
          number = {5},
           month = {????????},
          author = {?. ?. ?????????},
           title = {???????????? ??? ? ?????????? ??????????? ??????????},
       publisher = {???-?? ?.?.??????, ???????},
         journal = {????????? ??????? ???????? ???????????},
           pages = {217--219},
            year = {2017},
             url = {http://eprints.zu.edu.ua/25764/}
}