@article{zu217671,
           title = {????? ???????? ????????? ????????????? ?. ???????? (???????????? ?-?.)},
          author = {?. ?. ???????? and ?. ?. ?????? and ?. ?. ?????},
            year = {2015},
         journal = {???????????? ??????},
        keywords = {????????????, ????????, ???????????, ???????, ?????? ???????, ????????????????? ??????},
             url = {http://eprints.zu.edu.ua/17671/}
}