@article{zu226693,
          number = {3},
           title = {?????????? ??. ??????? ???????? ? ???????????? ????? ?? ?????? ?????},
          author = {?. ?. ?????????},
       publisher = {??? ????? ????? ??????},
            year = {2013},
           pages = {152--156},
         journal = {???????????? ???????},
             url = {http://eprints.zu.edu.ua/26693/}
}