@Book{sitereport_100502, author = "清水, 宗昭 and 村上, 和久 and 高橋, 徹", title = "宝剣山古墳", volume = "", publisher = "佐伯市教育委員会", year = 1980, series = "", number = "", url = https://sitereports.nabunken.go.jp/100502, }