@article{zu23505,
          number = {11},
           title = {??????????? ??????? ?????????????? ?? ???? ????????? ???????? ????},
          author = {?. ?. ??????? and ?. ?. ????????},
            year = {2003},
           pages = {161--164},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/3505/},
        abstract = {? ?????? ???????????????  ????????????? ????????????? ???????,  ?? ???????? ? ?????????? ????, ?? ?????-?????  ????.}
}