@Book{sitereport_96807,
 author = "茨城県歴史館, ",
 title = "古墳時代の茨城",
 volume = "",
 publisher = "茨城県歴史館",
 year = 1974,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/96807,
 }