@Book{sitereport_131293,
 author = "青木, 利文 and 近藤, 真",
 title = "宇都宮城跡",
 volume = "令和3年度調査",
 publisher = "宇都宮市教育委員会",
 year = 2021,
 series = "宇都宮市埋蔵文化財調査報告書",
 number = "111",
 url = https://sitereports.nabunken.go.jp/131293,
 }