@unpublished{zu26007,
       booktitle = {??????????????? ??????? "????? ??? ?? ??????? ??????????"},
           month = {?????},
           title = {????????????? ?????},
          author = {?. ?. ??????},
            year = {2011},
           pages = {1--25},
             url = {http://eprints.zu.edu.ua/6007/}
}