@article{zu213505,
           title = {?????????? ??? ?? ????? ???????? ?????????? ? ?????????? ?????},
          author = {?. ?. ??????? and ?. ?. ????????},
       publisher = {??? ?????????},
            year = {2012},
           pages = {391--393},
         journal = {???????????? ?????? ????????? ?????????? ?? ?????????? ?????? ???????????: ??????? ???????-?????????? ????? / ?? ???. ???.   ?.?. ????????, ?.?. ????????},
             url = {http://eprints.zu.edu.ua/13505/}
}