@article{zu22503,
          number = {35},
           title = {????? ???? ????????????? ??? ????? ??? ???????? ?? ????? ????????????? ????????? ????? ????????????????????? ??????},
          author = {?. ?. ???????????????},
       publisher = {???-?? ??? ??. ?.??????},
            year = {2007},
           pages = {228--231},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/2503/},
        abstract = {? ?????? ???????????? ?????????? ????????????? ???????? ?????? ?????????????? ?????????? ????????????????????? ??????, ??? ???????? ?? ????????? ???????????? ??????? ? ?????? ???????? ????????????????. ????????????? ? ?????????? ?????????????? ??????????, ??? ????? ?? ???? ???????????? ???????????? ???? ? ????????? ??? ????????????? ??????? ????? ??? ????????.}
}