@article{zu21968,
          number = {28},
           title = {??????????? ???????? ???????? ???????? ? ??????????? ?????????? ???????},
          author = {?. ?. ????????},
            year = {2006},
           pages = {216--219},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1968/},
        abstract = {? ?????? ????????, ?? ????? ??????????? ???????? ???????? ???????? ?????????? ????????? ????????? ??????????? ?????????? ??????.}
}