@Book{sitereport_108154,
 author = "福山市教育委員会, ",
 title = "国指定史跡二子塚古墳",
 volume = "",
 publisher = "福山市教育委員会",
 year = 2009,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/108154,
 }