@Book{sitereport_77417,
 author = "吉川, 豊",
 title = "飯田城跡(桜丸)",
 volume = "",
 publisher = "飯田市教育委員会",
 year = 2015,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/77417,
 }