@Book{sitereport_18708, author = "菱沼, 良幸", title = "長峰古墳群 ・ 屋代B遺跡4", volume = "", publisher = "財団法人茨城県教育財団", year = 2000, series = "茨城県教育財団文化財調査報告", number = "158", url = https://sitereports.nabunken.go.jp/18708, }