@article{zu21170,
          number = {16},
           title = {?? ??????? ??????????-??????? ?????????? ???????},
          author = {?. ?. ???????},
            year = {2004},
           pages = {172--174},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1170/},
        abstract = {? ?????? ????????????? ???????? ??????????-??????? ?????????? ??????????????.}
}