@article{zu226706,
          number = {3},
           title = {??????????? ?????? ????? ? ????????? ????????? ??????},
          author = {?. ?. ??????},
       publisher = {??? ????? ????? ??????},
            year = {2013},
           pages = {246--249},
         journal = {???????????? ???????},
             url = {http://eprints.zu.edu.ua/26706/}
}