@unpublished{zu27478,
           title = {???????? ????? ????? ??? ?????? ? ??????????? ???????? ??? ???????? ?????? ? ???????? ?????},
          author = {?. ?. ??????? and ?. ?. ????????},
            year = {2012},
             url = {http://eprints.zu.edu.ua/7478/},
        abstract = {????????? ??? ???????????? ?????? ? ???????? ?????????? ??????}
}