@article{zu212516,
          number = {23},
           title = {????????????? ?????? ?? ?????????? ???????? ???????????? ?????????????},
          author = {?. ?. ????????},
            year = {2013},
           pages = {57--62},
         journal = {?????????? ? ???????: ?????? ? ???????? : ??. ????. ?????},
             url = {http://eprints.zu.edu.ua/12516/}
}