@unpublished{zu233290,
           title = {???????????? ???????? ????-??????? ? ?????? ?????????? ??????????????},
          school = {???????????? ????????? ??????????? ????? ????? ??????},
          author = {?. ?. ???????},
            year = {2021},
             url = {http://eprints.zu.edu.ua/33290/}
}