@article{zu211921,
           title = {???????? ???????????? ?????????? ? ???????? ????},
          author = {?. ?. ?????},
       publisher = {???-?? ??? ??. ?. ??????},
            year = {2011},
           pages = {53--54},
         journal = {????????? ???????? ??????????? ??? ??. : ??. ?????. ?? ??????. ???????????? ????.-?????. ????.},
             url = {http://eprints.zu.edu.ua/11921/},
        abstract = {??? ???????????? ???????? ??????????? ??????????? ??????????
????????????, ????????? ?????????? ????????? ? ???????????
???????????? ????????? ? ???????.}
}