@article{zu26189,
          number = {31},
           title = {????????????? ?? ???????? ??????? ??????????????? ? ??????????? ??????? ?????},
          author = {?. ?. ???????},
       publisher = {?????????: ???},
            year = {2008},
           pages = {171--174},
         journal = {???? ?????????. ??????? ???????? ?????},
             url = {http://eprints.zu.edu.ua/6189/}
}