@Book{sitereport_108956,
 author = "平岡 和夫, ",
 title = "湯坂古墳群",
 volume = "",
 publisher = "成東町教育委員会",
 year = 1975,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/108956,
 }