@article{zu232911,
           title = {????????? ?????? ? ??????, ??? ????? ????????? ?? ???????? ?????},
          author = {?. ?. ??????????? ? ?????????},
            year = {2016},
           pages = {108--111},
         journal = {???????????? ???????????? ??????????? ? ?????? ??????????????},
             url = {http://eprints.zu.edu.ua/32911/}
}