@article{zu26703,
          number = {4},
           title = {????????????? ???????????????? ????????? ? ??????},
          author = {?. ?. ???????},
            year = {2004},
           pages = {249--254},
         journal = {???????? ?????? ??????????? ?????????? ???????????? ????? ???? ????????},
             url = {http://eprints.zu.edu.ua/6703/}
}