@article{zu220663,
           title = {?????????? ??? ?? ????? ???????? ??????? ??????????  ???????? ????????},
          author = {?. ?. ?????????? and ?. ???????},
       publisher = {???????: ???-?? ??? ??. ?.??????},
            year = {2013},
           pages = {335--337},
         journal = {?????????? ????????? ?? ???????????? ????????? ?????????? ?????????? ?? ?????????? ??????: ??????? ???????-?????????? ????? / ?? ???.???. ?.?.????????, ?.?.????????, ?.?.???????},
             url = {http://eprints.zu.edu.ua/20663/}
}