@article{zu225765,
          number = {5},
           month = {????????},
          author = {?. ?. ?????},
           title = {???????? ????????? ?????? ?????? ? ?????? ??????????? ????????????? ???????? ? ????????????? ????????????? ??????????},
       publisher = {???-?? ?.?.??????, ???????},
         journal = {????????? ??????? ???????? ???????????},
           pages = {219--222},
            year = {2017},
             url = {http://eprints.zu.edu.ua/25765/}
}