@article{zu21090,
          number = {12},
           title = {???????? ?????????????? ?????????????? ??????},
          author = {?. ?. ????????},
            year = {2003},
           pages = {227--229},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1090/},
        abstract = {????????????? ?????????? ? ????????? ??????? ?????????? ?????????????? ?????????????? ??????.}
}