@Book{sitereport_49452,
 author = "鹿角市教育委員会, ",
 title = "長牛城跡",
 volume = "",
 publisher = "鹿角市教育委員会",
 year = 1981,
 series = "鹿角市文化財調査資料",
 number = "17",
 url = https://sitereports.nabunken.go.jp/49452,
 }