@article{zu21830,
          number = {21},
           title = {?????????? ?????? ??????? ?????????? ????????-??????????? ????? ? ????????? ???????? ??????},
          author = {?. ?. ??????????},
            year = {2005},
           pages = {230--232},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1830/},
        abstract = {? ?????? ????????????? ???????????? ??????? ?? ????????????? ?????????? ?????????? ????????? ?????? ?????????? ????????-??????????? ????? ? ????????? ???????? ??????.}
}