@unpublished{zu233620,
           title = {?????????? ????????????? ?????????????? ????? ????? ? ??????? ???????? ??????????? ????},
          school = {???????????? ????????? ??????????? ????? ????? ??????},
          author = {?. ?. ??????},
            year = {2021},
             url = {http://eprints.zu.edu.ua/33620/}
}