@Book{sitereport_71541,
 author = "塙, 静夫 and 山ノ井, 清人",
 title = "飛山城跡",
 volume = "",
 publisher = "宇都宮市教育委員会",
 year = 1977,
 series = "宇都宮市埋蔵文化財調査報告書",
 number = "3",
 url = https://sitereports.nabunken.go.jp/71541,
 }