@article{zu212131,
           title = {???? ?? ?????????? ???????? ???????, ?????????? ??? ?????????-??????? ??????????? ? ????? ???????? ?????????? ????????? ? ??????},
          author = {?. ?. ???????},
       publisher = {????},
            year = {2004},
           pages = {165--168},
         journal = {??????? ????????, ????? ?? ??????'? ?????},
             url = {http://eprints.zu.edu.ua/12131/},
        abstract = {????????????? ????? ???? ?? ?????????? ???????? ???????, ?????????? ??? ?????????-??????? ??????????? ? ????? ???????? ?????????? ????????? ? ??????.}
}