@article{zu227787,
           title = {?????????????? ? ??????????? ??????? ??????, ?? ???????? ?????? ???????? ???????? ????????},
          author = {?. ?. ????? and ?. ?. ??????????},
            year = {2017},
           pages = {337--339},
         journal = {?????????? ??????????? - 2017},
             url = {http://eprints.zu.edu.ua/27787/}
}