@Book{sitereport_96861,
 author = "岩井市教育委員会, ",
 title = "上出島古墳群",
 volume = "",
 publisher = "茨城県岩井市教育委員会",
 year = 1976,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/96861,
 }