@article{zu21694,
          number = {31},
           title = {????? ?????????? ???? ? ???????? ?????????},
          author = {?. ?. ?????????},
            year = {2007},
           pages = {219--221},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1694/},
        abstract = {? ?????? ?????????? ????? ?????????? ???? ?? ???? ?? ??????? ????????? ???????? ???????? ? ??????????? ?????. ??????????, ?? ? ???? ????????? ??????????? ??????????? ????????? ?????????? ??????? ??????? ? ???????????, ???????? ?????, ?????????? ?????? ?????????? ?????.}
}