@Book{sitereport_18698,
 author = "野田, 良直",
 title = "主要地方道大洗友部線道路改良工事地内埋蔵文化財調査報告書 : 宮ヶ崎城跡",
 volume = "2",
 publisher = "財団法人茨城県教育財団",
 year = 1998,
 series = "茨城県教育財団文化財調査報告",
 number = "141",
 url = https://sitereports.nabunken.go.jp/18698,
 }