@article{zu214465,
           title = {??????????? ?????? ? ?????????, ??
???????? ???? ? ???????????},
          author = {?. ????????? and ?. ?. ????????},
       publisher = {???-?? ??? ??. ?. ??????},
            year = {2014},
           pages = {198--199},
         journal = {???????????? ????? ?????? ? ??????? ?? ?? ????????},
             url = {http://eprints.zu.edu.ua/14465/}
}