@article{zu26517,
          number = {50},
           title = {?????????-?????????? ????????? ????-??????????? ?????? ?? ????????????? ??????? ? ?????? ???????? ??? ??.},
          author = {?. ?. ??????????},
       publisher = {?.: ??? ???},
            year = {2011},
           pages = {25--29},
         journal = {?????: ???????? ??????. ??????? ???????? ?????},
             url = {http://eprints.zu.edu.ua/6517/}
}