@inproceedings{zu26088,
       booktitle = {????????????? ?? ???????????????? ???????? ??????????:  ????????? ????????? "???????? ??????},
           title = {????????????????? ? ??????? (?? ???????? ????????????
???????? ???? ???????????? ??????)},
          author = {?. ?. ??????},
            year = {2007},
           pages = {19--22},
             url = {http://eprints.zu.edu.ua/6088/}
}