@article{zu229896,
           title = {???????????? ???????????: ??????? ????? ????????? ?????????-?????????????? ??????????. ?????? 3},
          author = {?. ?. ?????? and ?. ?. ???'?????},
            year = {2011},
         journal = {???????????? ???????????},
             url = {http://eprints.zu.edu.ua/29896/}
}