@article{zu225709,
          number = {5},
           month = {????????},
          author = {?. ?. ????????},
           title = {???????? ????????????? ????????????? ???????? ???????? ?????? ?????????? ??? ????????????? ??????},
       publisher = {???-?? ?.?.??????, ???????},
         journal = {????????? ??????? ???????? ???????????},
           pages = {89--91},
            year = {2017},
             url = {http://eprints.zu.edu.ua/25709/}
}