@Book{sitereport_130417,
 author = "余市町教育委員会, ",
 title = "国指定史跡フゴッペ洞窟保存調査事業報告書",
 volume = "",
 publisher = "余市町教育委員会",
 year = 2004,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/130417,
 }