@article{zu21874,
          number = {13},
           title = {???? ???? ??????????????? ?????????? ? ??????? ?????????? ????????????? ?????????? ???????????? ??????? (?????? ??? ??????? ?? ???????)},
          author = {?. ?. ??????????},
            year = {2003},
           pages = {194--197},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1874/},
        abstract = {? ?????? ????????????? ????? ???? ??????????????? ?????????? ?? ?????????? ????????????? ?????????? ???????????? ??????? ? ????? ??? ? ?? ??????? ?? ???????.}
}