@article{zu229443,
           title = {????? ?. ?. ????????? ? ??????? ?????, ?????????? ? ?????????, ??????????? ? ???????????},
          author = {?. ?. ??????????},
            year = {2017},
           pages = {353--355},
         journal = {?????????? ??????????? - 2017},
             url = {http://eprints.zu.edu.ua/29443/}
}