@Book{sitereport_101839,
 author = "豊国 義孝, ",
 title = "保渡田八幡塚外囲発掘概况・八幡塚古墳と埴輪概况",
 volume = "",
 publisher = "上毛郷土史研究会",
 year = 1929,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/101839,
 }