@Book{sitereport_39214,
 author = "小島, 幸雄",
 title = "春日山城跡発掘調査概報5",
 volume = "",
 publisher = "上越市教育委員会",
 year = 1982,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/39214,
 }