@Book{sitereport_96803, author = "国道50号水戸バイパス埋蔵文化財発掘調査会, ", title = "常陸赤塚", volume = "", publisher = "国道50号水戸バイパス埋蔵文化財発掘調査会", year = 1983, series = "", number = "", url = https://sitereports.nabunken.go.jp/96803, }