@article{zu217211,
           title = {????????? ?????????? ????????? ?? ??????? ? ????? ?????????? ?????},
          author = {?. ?. ?????????? and ?. ?. ???????},
       publisher = {??? ??. ?. ??????},
            year = {2015},
           pages = {609--611},
         journal = {?????????? ??????????? ?????????????? ????????? ?????????? ?? ?????????? ??????},
             url = {http://eprints.zu.edu.ua/17211/}
}