@article{zu21837,
          number = {14},
           title = {???????? ???????? ??????? ?????? ?????? ???? ????????? ??????????},
          author = {?. ?. ?????????},
            year = {2004},
           pages = {265--274},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1837/},
        abstract = {???????????? ????????, ?? ???? ??????????? ????????????? ???????-??????? ??????? ?????? ???? U ? 235 ? Pu ? 239 ????????? ?????????? ?? ???????? ????????? b-??????????? ??? ????????.}
}