@article{zu26139,
          number = {10},
           title = {???????? ???????? ??????? ???? ??????? ?? ???????????},
          author = {???? ???????},
       publisher = {????????: ????},
            year = {2001},
           pages = {123--126},
         journal = {???? ??????????? ???'???? ????????? ???? ? ???????},
             url = {http://eprints.zu.edu.ua/6139/}
}