著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL Hreinn Benediktsson,Early Icelandic script : as illustrated in vernacular texts from the twelfth and thirteenth centuries,,Manuscript Institute of Iceland,1965,Íslenzk handrit = Icelandic manuscripts,,,,https://cir.nii.ac.jp/crid/1130282271620261632