@article{zu225741,
          number = {5},
           month = {????????},
          author = {?. ?. ????????},
           title = {???? ?????????? ????? ???????????? ??????????? ? ??????? ?????????? ?????????? ???????????? ??????????????},
       publisher = {???-?? ?.?.??????, ???????},
         journal = {????????? ??????? ???????? ???????????},
           pages = {161--163},
            year = {2017},
             url = {http://eprints.zu.edu.ua/25741/}
}