@Book{sitereport_33499,
 author = "坪根, 伸也 and 河野, 史郎",
 title = "上野大友館(上原館)跡",
 volume = "",
 publisher = "大分市教育委員会",
 year = 2000,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/33499,
 }