@article{zu2588,
          number = {4},
           title = {????????-??????????? ??????? ? ?????????? ???????? ?????? ?????????},
          author = {?. ?. ????????},
            year = {1999},
           pages = {50--53},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/588/},
        abstract = {???????? ?????? ?????????????? ????????-??????????? ??????? ?????? ?.?????????, ?????? ??????? ?????????? ????? ?? ?? ??????? ?????? ????????? ???????????}
}