@Book{sitereport_28,
 author = "上原, 学",
 title = "岩村田遺跡群　西八日町遺跡IV",
 volume = "",
 publisher = "佐久市教育委員会",
 year = 2010,
 series = "佐久市埋蔵文化財調査報告書",
 number = "172",
 url = https://sitereports.nabunken.go.jp/28,
 }