@article{zu213456,
           title = {???????? ? ????? ?????????????? ????????? ???i? ?????????? ????i?},
          author = {?????? ???????? and ?. ?. ?????????},
       publisher = {??? ?????????},
            year = {2012},
           pages = {270--272},
         journal = {???????????? ?????? ????????? ?????????? ?? ?????????? ?????? ???????????: ??????? ???????-?????????? ????? / ?? ???. ???. ?.?. ????????, ?.?. ????????},
             url = {http://eprints.zu.edu.ua/13456/}
}