@article{zu21283,
          number = {13},
           title = {????????? ?? ????? ????????? ????????????? ????????},
          author = {?. ?. ??????},
            year = {2003},
           pages = {51--53},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1283/},
        abstract = {? ?????? ?????????? ?????????? ???????????? ???????? ??????????? ? ????????? ????????????? ???????? ???????? ???????? ?? ????????? ?????????.}
}