@article{zu213711,
           title = {????????? ??????? ?? ????? ? ?????????? ????????????????? ??????? ???????? ??????????? ????????},
          author = {?. ?. ??????},
       publisher = {???-?? ??? ????? ????? ??????},
            year = {2011},
           pages = {117--119},
         journal = {?????? ? ???????? ?????????? ????????? ???????? ?? ???????????? ??? : ??. ?????????? ???????????},
             url = {http://eprints.zu.edu.ua/13711/}
}