@Book{sitereport_103413,
 author = "不明, ",
 title = "多賀城跡第21次発掘調査現地説明会資料",
 volume = "第21次",
 publisher = "多賀城跡調査研究所",
 year = 1973,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/103413,
 }