@Book{sitereport_100609,
 author = "大分市教育委員会, ",
 title = "上野大友館(上原館)跡",
 volume = "",
 publisher = "大分市教育委員会",
 year = 2002,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/100609,
 }