@unpublished{zu27254,
           title = {???????? ???????? ???????? ? ??????????? ???? ? 8 ?????},
          author = {?. ?. ??????? and ?. ?. ????????},
            year = {2012},
             url = {http://eprints.zu.edu.ua/7254/},
        abstract = {????????? ??? ???????????? ?????? ? ???????? ?????????? ??????}
}