@article{zu214900,
           title = {????????? ????????? ??????????? ?????????? ??????? ???????????? ?????????????? ???????},
          author = {?. ?. ?????},
       publisher = {??????},
            year = {2013},
           pages = {220--226},
         journal = {?????????? ? ?????????? ??? ?????? ???????? ???????????? ????????},
        keywords = {???????, ?????????? ?????????, ????????? ????????? },
             url = {http://eprints.zu.edu.ua/14900/},
        abstract = {???? ?????? - ?? ?????? ?????????????? ????????????? ??????? ?????? ?????????? ??????????? ?????????? ??????? ????????????, ? ????? ?? ?????? ?????????? ??????? ???????? ???????? ??? ????????????.}
}