@article{zu29447,
          number = {68},
           title = {?????????? ?? ??????????? ?????????? ? ??????????? ????????},
          author = {?. ?. ?????},
       publisher = {???-?? ??? ??. ?. ??????, ???????.},
            year = {2013},
           pages = {21--23},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/9447/},
        abstract = {?????? ?????????? ??????????? ??????????? ?? ???????????? ??????????? ? ????????? ???????? ?????.
????????? ????? ? ??, ?? ???????????? ???? ? ?????????? ???????? ????? ???????? ?? ????????, ? ????????????
??????????? ?????????? ????????. ???????????? ?????????? ???????????? ????????? ????????? ? ?????????
???????? ????????? ???????? ????????? ?????? ????? ? ?????? ???????????????? ????????.}
}