@article{zu220287,
          number = {13},
           title = {?????????? ?????????? ????????? ????????? ?? ???????????? ???????? ????????? ? ??????},
          author = {?. ?. ????? and ?. ?. ??????????},
       publisher = {??? ??.. ? ??????},
            year = {2013},
           pages = {50--53},
         journal = {??????????? ???????????? ????????? ? ????????? ?????? ??????????????},
             url = {http://eprints.zu.edu.ua/20287/}
}