@article{zu214150,
           title = {???????? ?????? ?????????? ? ??????????????????? ?????????????

},
          author = {?. ?. ????????? and ?. ?. ???????},
            year = {2013},
           pages = {165--168},
         journal = {?????????? ???????????. ? 2013: ????????? IV ????.-???????. ??????. ????.},
             url = {http://eprints.zu.edu.ua/14150/}
}