@article{zu217660,
           title = {???? ????? ?. ???? (??????????? ???.)},
          author = {?. ?. ????? and ?. ?. ?????? and ?. ?. ?????},
            year = {2015},
         journal = {???????????? ??????},
        keywords = {???? ?????, ????????, ?????,??????????, ?. ????, ??????? ?????},
             url = {http://eprints.zu.edu.ua/17660/}
}