@unpublished{zu231440,
           title = {???????? ????????????? ?????????????? ???????? ???????? ??? ??????? ???????? ???????????? ??????????},
          school = {???????????? ????????? ??????????? ????? ????? ??????},
          author = {?. ?. ????????},
            year = {2020},
             url = {http://eprints.zu.edu.ua/31440/}
}