@Book{sitereport_96656,
 author = "大川 清,  and 戸田 有三, ",
 title = "茨城県桜村土浦学園線花室城跡発掘調査概報",
 volume = "",
 publisher = "茨城県教育委員会",
 year = 1971,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/96656,
 }