@article{zu25721,
           month = {???????},
           title = {????? ?????????? ??????????????????? ???????????? ?????????? ?? ???????????? ?????},
          author = {?. ?. ?????? and ?. ?. ?????????? and ?. ?. ?????????? and ?. ?. ???????????},
       publisher = {???????},
            year = {2011},
           pages = {85--87},
         journal = {????????? ?'???? ??????????? ???????-?????????? ???????????},
             url = {http://eprints.zu.edu.ua/5721/},
        abstract = {? ?????? ????????????? ?????????? ?????????????????????? ?????????? ?? ??????? ?????????? ????????? ????, ???????????? ????????????? ?????????? ???????????, ?????????????? ?? ???????????? ???????? ?????????????????.}
}