@book{zu232547,
           title = {????????? ???????????? ??? ?????????? ?????????? ???????? ?? ???????? (? ?????????? ????????????? ????????)},
          author = {?. ?. ?????? and ?. ?. ?????? and ?. ?. ??????????},
       publisher = {???},
            year = {2021},
             url = {http://eprints.zu.edu.ua/32547/}
}