@Book{sitereport_100859, author = "大分県教育委員会, ", title = "飯田二反田遺跡", volume = "", publisher = "大分県教育委員会", year = 1989, series = "一般国道10号宇佐別府道路建設に伴う発掘調査概報", number = "1", url = https://sitereports.nabunken.go.jp/100859, }