@article{zu23513,
          number = {11},
           title = {????????? ? ???? ??????? (?? ????????? ????????? ????????)},
          author = {?. ?. ??????? and ?. ?. ????????},
            year = {2003},
           pages = {187--189},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/3513/},
        abstract = {??????????  ????????  ?????? ??????????, ?????? ???????????? ????? ????????????? ???? ??????????? ?? ????-???????????? ?????? ?????? ????????.}
}