@article{zu213047,
          volume = {2},
          number = {4(55)},
           month = {?????},
          author = {?. ?. ????? and ?. ?. ??????},
           title = {???????? ????????? ????????? ????? ???????},
       publisher = {????},
            year = {2011},
         journal = {??????? ???????? ????? ??????????? ????????????? ????????? ????????????},
           pages = {184--189},
             url = {http://eprints.zu.edu.ua/13047/}
}