@Book{sitereport_110257,
 author = "南房総市教育委員会, ",
 title = "千葉県南房総市岡本城跡調査報告書",
 volume = "",
 publisher = "南房総市教育委員会",
 year = 2010,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/110257,
 }