@Book{sitereport_40104,
 author = "平田, 禎文",
 title = "三春城跡",
 volume = "5",
 publisher = "三春町教育委員会",
 year = 2005,
 series = "三春町文化財調査報告書",
 number = "30",
 url = https://sitereports.nabunken.go.jp/40104,
 }