@article{zu25707,
          volume = {-},
          number = {-},
           title = {????? ????????? ???????? ??????????? ???????? ?? ????????? ?????????? ?????? ??????},
          author = {?. ?. ??????? and ?. ?. ???????? (?????????)},
            year = {2007},
           pages = {258--264},
         journal = {?????????-??????????? ?? ??????????????? ??????? ?????????? ???????????? ????????????? ???????????? ??????: ???????????, ????????, ?????: ????????? IV ????-?????. ????.; ??????. ?.?. ?????? [?? ??.] ? ?.: ???-?? ??? ???????????, 2007 ? ?. 258-264},
             url = {http://eprints.zu.edu.ua/5707/}
}