@article{zu2488,
          number = {20},
           title = {????????????? ??????????? ??????? ? ???????????? ??????????? ?????? ????? ?????????????},
          author = {???? ????????},
       publisher = {???-?? ??? ??. ?.??????},
            year = {2005},
           pages = {139--144},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/488/},
        abstract = {?? ?????? ?????? ??????????? ??????? ? ?????? ????????????? ??????? ?????????? ?????, ? ???? ?????? ??????? ????? ???????? ????????.}
}