@Book{sitereport_71830,
 author = "三輪, 孝幸",
 title = "栃木城跡",
 volume = "",
 publisher = "栃木市教育委員会",
 year = 2008,
 series = "栃木市埋蔵文化財調査報告",
 number = "7",
 url = https://sitereports.nabunken.go.jp/71830,
 }