@article{zu25652,
           title = {????? ???????????? ?????? ?? ??????? ?? ???? ????????},
          author = {?. ?. ???????????},
            year = {2011},
           pages = {162--163},
         journal = {C?????? ???????? ?????????? ????????????? ???????????},
             url = {http://eprints.zu.edu.ua/5652/}
}