@Book{sitereport_133381,
 author = "建築文化振興研究所, ",
 title = "茨城県指定文化財土浦城址内櫓門保存修理工事報告書",
 volume = "",
 publisher = "土浦市教育委員会",
 year = 1988,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/133381,
 }