@article{zu2663,
          number = {13},
           title = {?????????????? ?? ?????????? ?????????? ??????? ???????????????? ???????? ????????},
          author = {?. ?. ?????},
       publisher = {???-?? ??? ??. ?.??????},
            year = {2003},
           pages = {105--108},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/663/},
        abstract = {? ?????? ????????????? ?????????? ?????????? ??????? ???????????????? ???????? ????????.}
}