@article{zu21879,
          number = {6},
           title = {????? ?? ?????? ???????? ?????? ????????? ???????-??????????? ?????????? ??????? ? 20-30 ??. ?? ??.},
          author = {?. ?. ??????????},
            year = {2000},
           pages = {252--254},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1879/},
        abstract = {?? ?????? ???????? ???? ???????? ?? ????????-???????????? ?????? ????? ????????? ????? ???????? ?????? ?? ?????? ?????????? ???????-??????????? ?????????? ???????.}
}