@Book{sitereport_70775, author = "赤井, 博之", title = "茨城県下妻市市内遺跡", volume = "1", publisher = "下妻市教育委員会", year = 2012, series = "下妻市埋蔵文化財調査報告書", number = "4", url = https://sitereports.nabunken.go.jp/70775, }