@Book{sitereport_28985,
 author = "徳江, 秀夫",
 title = "綿貫観音山古墳",
 volume = "1",
 publisher = "財団法人群馬県埋蔵文化財調査事業団",
 year = 1998,
 series = "群馬県埋蔵文化財調査事業団調査報告",
 number = "242",
 url = https://sitereports.nabunken.go.jp/28985,
 }