@article{zu21277,
          number = {21},
           title = {?????????? ?????? ????? ?????????? ? ??????? ??????????? ?????????? ???????????? ????????},
          author = {?. ?. ??????},
            year = {2005},
           pages = {260--262},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1277/},
        abstract = {? ?????? ????????????? ?????????? ?????????? ????????????? ????? ?????????? ? ??????? ??????????? ???????????? ???????? ?????????? ????????? ?????????? ??????.}
}