@Book{sitereport_18910, author = "吉原, 作平 and 原信田, 正夫", title = "熊の山遺跡", volume = "上/下", publisher = "財団法人茨城県教育財団", year = 1999, series = "茨城県教育財団文化財調査報告", number = "149", url = https://sitereports.nabunken.go.jp/18910, }