@article{zu231313,
          number = {87},
           title = {???????????? ????????????? ?????????? ??? ??????????? ?????????????? ?????},
          author = {?. ?. ??????},
            year = {2019},
           pages = {142--149},
         journal = {??????????? ?? ???????????? ??????????},
             url = {http://eprints.zu.edu.ua/31313/}
}