@Book{sitereport_98581,
 author = "久保田町教育委員会, ",
 title = "上恒安遺跡",
 volume = "4区",
 publisher = "久保田町教育委員会",
 year = 1997,
 series = "久保田町文化財調査報告書",
 number = "2",
 url = https://sitereports.nabunken.go.jp/98581,
 }