@Book{sitereport_49530,
 author = "高浦, 哲",
 title = "延岡城三階櫓跡(延岡城跡第30次調査)",
 volume = "",
 publisher = "延岡市教育委員会",
 year = 2018,
 series = "延岡市文化財調査報告書",
 number = "59",
 url = https://sitereports.nabunken.go.jp/49530,
 }