@Book{sitereport_8913,
 author = "羽生, 俊郎",
 title = "飯田城跡",
 volume = "",
 publisher = "飯田市教育委員会",
 year = 2007,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/8913,
 }