@article{zu212568,
           title = {?????????? ??????????? ??????????? ??????? ??? ??? ???????? ????? ??????????},
          author = {?. ?. ????????},
       publisher = {???-?? ??? ??. ?. ??????},
            year = {2001},
           pages = {251--257},
         journal = {????????? ???????? ??????????? ????????: ????????? ???????-?????????? ???????????},
             url = {http://eprints.zu.edu.ua/12568/}
}