@Book{sitereport_25499, author = "齋藤, 真一 and 宮井, 香", title = "佐原城跡遺跡", volume = "2", publisher = "かながわ考古学財団", year = 2008, series = "かながわ考古学財団調査報告", number = "228", url = https://sitereports.nabunken.go.jp/25499, }