@article{zu29485,
          number = {68},
           title = {??????????? ??????????? ?????? ????????? ? ??????
(?? ???????? ?????????? ?????? ???????? ????)},
          author = {?. ?. ????????},
       publisher = {???-?? ??? ??. ?. ??????, ???????.},
            year = {2013},
           pages = {87--89},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/9485/},
        abstract = {? ????? ?????? ?????????? ???????? ?????????? ?????? ???????? ????. ??????????? ??????????? ???????, ???
?????????????? ????? ??? ????????? ?????? ?????????, ? ????? ??????????? ??????????????? ???????????
?????. ?????????????? ????????????? ??????? ? ??????? ??????????? ????????? ????? ?????????. ??????
?????????? ??????????? ?? ?????? ???????????, ????? ????????? ?????????? ?????????? ??????; ???
?????????? ?????? ?????????? ????????? ????? ?????????????? ????? ?????????? ??????.}
}