@article{zu21710,
          number = {33},
           title = {???????????? ? ???????? ?. ?????},
          author = {?. ?. ???????},
       publisher = {???-?? ??? ??. ?.??????},
            year = {2007},
           pages = {137--141},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1710/},
        abstract = {? ?????? ?????????? ??????? ?. ????? ?? ??????? ????? ?. ????????????? ? ?????????????? ? ?. ??????? ?? ??????????? ? ?. ?????, ???????? ?????????? ??????????? ???? ???????????? ?????????? ????? ?. ????????????? ? ??????? ???? ??????, ?????? ?????? ?? ???.}
}