@article{zu223581,
          number = {3-4(1)},
           title = {????????? ??????? ? ??????? ????? ?????? ???????????? ?????????},
          author = {?. ?. ?????},
            year = {2013},
           pages = {50--53},
         journal = {??????????? ??????? ???},
             url = {http://eprints.zu.edu.ua/23581/}
}