@unpublished{zu23870,
           month = {??????},
           title = {???????? ????? ? ??????????????? ????????? ??????, ?? ????????? ??????? ????????},
          author = {???????? ?????????? ???????????},
            year = {2009},
        keywords = {???????????? ??????????? ?????????,?????????????? ???????? ??????.},
             url = {http://eprints.zu.edu.ua/3870/},
        abstract = {??????? ?????? ????????? 53 ????? ??? ???????????? ?.?.}
}