@book{zu229021,
           title = {??????? ??????? ? ?????? ?????????????? ?????? ??? ????? ???????? ?????},
          author = {?. ?. ?????????},
       publisher = {???????: ???-?? ??? ??. ?.??????},
            year = {2018},
             url = {http://eprints.zu.edu.ua/29021/}
}