@article{zu214825,
          number = {9},
           title = {????? ??????? ??'???????? ????????????? ?????? (?? ????????? ?????????? ?.?. ????????)},
          author = {?. ?. ???????},
            year = {2002},
           pages = {131--136},
         journal = {??????-???????????. ????????-???????????? ??????? ? ???????????? ???????.},
             url = {http://eprints.zu.edu.ua/14825/}
}