@Book{sitereport_101307,
 author = "渋川市教育委員会社会教育課, ",
 title = "空沢遺跡",
 volume = "第9次",
 publisher = "群馬県渋川市教育委員会",
 year = 1990,
 series = "渋川市発掘調査報告書",
 number = "24",
 url = https://sitereports.nabunken.go.jp/101307,
 }