@Book{sitereport_509,
 author = "三石, 宗一",
 title = "野沢館跡IV 長野県史跡伴野城跡",
 volume = "",
 publisher = "佐久市教育委員会",
 year = 2004,
 series = "佐久市埋蔵文化財調査報告書",
 number = "119",
 url = https://sitereports.nabunken.go.jp/509,
 }