@article{zu215278,
          number = {49},
           title = {???????? ????????? ?????????? ?????: ???????? ???? ?? ??????????? ????????},
          author = {?. ?. ????????},
            year = {2013},
           pages = {152--156},
         journal = {????????? ?? ?????????? ????????. ??????? ????? ????},
             url = {http://eprints.zu.edu.ua/15278/}
}