@techreport{zu213166,
            type = {????????, ????????????? ?? ???????????},
           title = {?????? ??????: ??????? ?????? ? ????????},
          author = {?. ?. ??????????? and ?. ?. ??????? and ?. ?. ????????},
       publisher = {???-?? ??? ????? ????? ??????},
            year = {2011},
             url = {http://eprints.zu.edu.ua/13166/}
}