@article{zu26054,
          number = {11},
           title = {??????? ???????????? ???????? ? ???????????? ?????????? ??????????? ?????? ???????? ??? ??.},
          author = {???? ???????},
       publisher = {????: ????, ???? ????????},
            year = {2002},
           pages = {221--224},
         journal = {???? ??????????? ???'???? ????????? ???? ? ???????},
             url = {http://eprints.zu.edu.ua/6054/}
}