@techreport{zu232119,
            type = {?????},
           title = {?? ?????? ????????},
          author = {?. ?. ????? and ?. ?. ???????????},
       publisher = {?? ???? ?????????},
            year = {2021},
             url = {http://eprints.zu.edu.ua/32119/},
        abstract = {?????? ??? ???????, ????????, ??????????, ????????, ?????????? ???????????}
}