@Book{sitereport_15400,
 author = "上原, 学",
 title = "岩村田遺跡群　西大門先遺跡",
 volume = "",
 publisher = "佐久市教育委員会",
 year = 2015,
 series = "佐久市埋蔵文化財調査報告書",
 number = "233",
 url = https://sitereports.nabunken.go.jp/15400,
 }