@article{zu21773,
          number = {21},
           title = {????????? ???????? ?????????? ????????? ?? ???? ?????????????????? ? ????????????},
          author = {?. ?. ?????????},
            year = {2005},
           pages = {239--241},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1773/},
        abstract = {? ?????? ????????? ???????? ??????????? ??????????? ??????????????? ????? ?? ???????, ?? ??????? ???????? ?? ???? ?????????????????? ? ????????????.}
}