@unpublished{zu212211,
           title = {???????? ????????? ????????????? ???????? ????????
?? ???????? ?????? ???????},
          author = {?. ?. ???????? and ?. ?. ????????},
            year = {2014},
             url = {http://eprints.zu.edu.ua/12211/},
        abstract = {?????? ???????????: ?????? ???????? ???????? ??????????? ?????
????????? ????????? ???? ?? ???????? ?????? ???????.
??????? ???????????: ??????????? ????? ??????????? ???????? ?????????
????????????? ???????? ???????? ?? ???????? ?????? ???????.
????: ????????????? ? ?????????? ???????????? ???? ???????? ?????????
????????????? ???????? ???????? ?? ???????? ?????? ???????.}
}