@unpublished{zu230433,
           title = {??????????? ????? ???????????? ????????????? ??????????? ? ??????? ????????? ??????},
          school = {???????????? ????????? ??????????? ????? ????? ??????},
          author = {?. ?. ?????????},
            year = {2019},
             url = {http://eprints.zu.edu.ua/30433/}
}