@article{zu27437,
          number = {60},
           title = {????? ??? ?? ????? ?????? ? ???????????? ????????? ???????????},
          author = {?. ?. ?????},
            year = {2011},
           pages = {222--225},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/7437/},
        abstract = {? ?????? ?????????? ????? ?????? ???, ??????? ? ?????? ???? ?????????????? ????????????? ?? ??????????? ?????????????? ? ???????????? ????????? ???????????. ????????, ?? ???????? ??????????????? ??????????? ?????? ??? ?  ?????? ?????????? ?? ?????? ???????????? ?????. ????? ???????????, ?? ????? ?????? ??? ?????? ???????????????? ? ??????? ??????????? ????? ? ? ?????? ??????? ?????? ?? ??????.}
}