@Book{sitereport_57661,
 author = "飛野, 博文 and 小川, 泰樹 and 海出, 淳平",
 title = "観音山古墳群平石4･5群・観音山古墳群瀬戸2群",
 volume = "",
 publisher = "福岡県教育委員会",
 year = 2009,
 series = "九州新幹線関係埋蔵文化財調査報告",
 number = "12",
 url = https://sitereports.nabunken.go.jp/57661,
 }