@Book{sitereport_62007,
 author = "江差町教育委員会, ",
 title = "開陽丸　第4次調査報告",
 volume = "",
 publisher = "江差町教育委員会",
 year = 1979,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/62007,
 }