@Book{sitereport_33492,
 author = "讃岐, 和夫",
 title = "国指定史跡　古宮古墳",
 volume = "",
 publisher = "大分市教育委員会",
 year = 1993,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/33492,
 }