@article{zu25857,
           title = {???????????? ?????? ????????? ??????????????? ?????? ? ??????????? ???},
          author = {?. ?. ??????},
       publisher = {???????????? ????????? ??????????? ????? ????? ??????},
            year = {2011},
           pages = {389--390},
         journal = {C?????? ???????? ?????????? ????????????? ??????????? ?? ???????? ?????????? ????????? ???: ??????? ???????? ?????},
             url = {http://eprints.zu.edu.ua/5857/}
}