@article{zu224611,
          number = {2(14)},
           title = {?????????? ??????? ????? ???????? ??????},
          author = {?. ?. ??????},
            year = {2009},
           pages = {297--299},
         journal = {????? ? ?????????},
             url = {http://eprints.zu.edu.ua/24611/}
}