@article{zu25650,
           title = {????????? ?????????????i (?? ????????? ????? ???????????
??????????)},
          author = {?. ?. ??????},
            year = {2011},
           pages = {141--143},
         journal = {C?????? ???????? ?????????? ????????????? ???????????},
             url = {http://eprints.zu.edu.ua/5650/}
}