@article{zu215880,
          number = {2},
           title = {?????????? ????????? ???? ? ?????? ????? ????????-???????? ????? ????????},
          author = {?. ?. ?????????? and ???????? ?????????},
       publisher = {???????: ???-?? ??? ????? ????? ??????},
            year = {2011},
           pages = {177--181},
         journal = {??????????? ???????????? ??????},
        keywords = {????????, ????????, ??????? ?????????, ????????????, ??????? ?????????????, ?????????? ????????? ????, ?????, ???????? ?????},
             url = {http://eprints.zu.edu.ua/15880/},
        abstract = {? ?????? ?????????????? ?????????? ????????? ???? ? ??????? ????????? ?? ?????????????, ???????????  ? ?????? ????? ????????-???????? ????? ????????.}
}