@Book{sitereport_44777,
 author = "内藤, 昌",
 title = "掛川城天守台調査研究報告書",
 volume = "",
 publisher = "掛川市教育委員会",
 year = 1980,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/44777,
 }