@article{zu227920,
           title = {???????? ?????????? ??? ???????????????? ???????? ??? ??????????? ???? ????? ?????},
          author = {?. ?. ??????},
            year = {2018},
           pages = {289--291},
         journal = {?????????? ??????????? - 2018},
             url = {http://eprints.zu.edu.ua/27920/}
}