@Book{sitereport_33411, author = "甲斐, 寿義 and 五十川, 雄也", title = "長湯横穴墓群 桑畑遺跡", volume = "", publisher = "大分県教育委員会", year = 2004, series = "大分県文化財調査報告書", number = "171", url = https://sitereports.nabunken.go.jp/33411, }