@inproceedings{zu26089,
       booktitle = {????????????? ?? ???????????????? ???????? ??????????:  ????????? ????????? "???????? ??????},
           title = {????????????? ?? ???????????????? ???????? ??????????},
          author = {?. ?. ????????????},
            year = {2007},
           pages = {22--23},
             url = {http://eprints.zu.edu.ua/6089/}
}