@Book{sitereport_96583,
 author = "美浦村教育委員会, ",
 title = "塚原古墳群第1号墳(観音山古墳)調査報告書",
 volume = "",
 publisher = "美浦村教育委員会",
 year = 1981,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/96583,
 }