@Book{sitereport_403,
 author = "上原, 学",
 title = "道常遺跡",
 volume = "2",
 publisher = "佐久市教育委員会  and 佐久市教育委員会文化財課",
 year = 2013,
 series = "佐久市埋蔵文化財調査報告書",
 number = "213",
 url = https://sitereports.nabunken.go.jp/403,
 }