@Book{sitereport_139543,
 author = "三原市教育委員会, ",
 title = "天然記念物久井・矢野の岩海（久井岩海）保存活用計画　調査編",
 volume = "",
 publisher = "三原市教育委員会",
 year = 2018,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/139543,
 }