@Book{sitereport_115601,
 author = "佐久市教育委員会, ",
 title = "長野県佐久市北西久保遺跡発掘調査概報",
 volume = "",
 publisher = "佐久市教育委員会",
 year = 1970,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/115601,
 }