@article{zu213718,
           title = {. ?????????? ??????????? ????? ? ????? ???????? ?????},
          author = {?. ?. ????????},
       publisher = {???-?? ??? ????? ????? ??????},
            year = {2011},
           pages = {60--63},
         journal = {?????? ? ???????? ?????????? ????????? ???????? ?? ???????????? ??? : ??. ?????????? ???????????.},
             url = {http://eprints.zu.edu.ua/13718/}
}