@article{zu220729,
           title = {????????? ?????????? ?????? ?? ?????? ???????? ?????????????},
          author = {?. ?. ?????????},
       publisher = {????????? ?????????? ??. ?.?.??????? ??? ???????},
            year = {2003},
           pages = {235--240},
         journal = {???????? ????????? ?? ???????????? ??????????},
             url = {http://eprints.zu.edu.ua/20729/},
        abstract = {???????? ????????? ?????????? ??????????? ? ?????????????
????????????? ????? ?????????????? (?. ????????, ?.?. ?????, ?.?. ????,
?.?. ???????-??????), ??? ????????? ?? ??????????? ???????, ?? ???????????
??????? (?. ??????, ?. ?????, ?.?. ????????), ?? ????????? ?? ????????
??????? ?????. ????? ??????????? ? ??????? ???????????????? ?? ??????????
?????????? ? ????????????? ??????????? ??????? ?? ??????? ??????????
????????? ??? ???????????? ???????????? ?????????????? ?????? ???????
????????? ????????????? ???????????. ????????? ??? ???? ????? ???????? ???
????????? ? ???????????? ???????-???????, ???? ??????? ? ???? ????????
??????????? ?? ???????? ???????.}
}