@article{zu220936,
          volume = {16},
           title = {????? ???????? ??????????? ???????? ???????? ????????? ????????? ? ????? ?????????-??????????? ??????},
          author = {?. ?. ?????? and ?. ?. ?????????? and ?. ?. ??????????},
       publisher = {???????-????????? ???????? "???????? ??????"},
            year = {1999},
           pages = {588--594},
         journal = {?????????? ?? ?????? ???????????? ???????????},
             url = {http://eprints.zu.edu.ua/20936/},
        abstract = {? ?????? ?????????? ????? ???????? ??????????? ???????? ???????? ????????? ????????? ? ????? ?????????-??????????? ??????}
}