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 Einar Ólafur Sveinsson,Dating the Icelandic sagas : an essay in method,,"Viking Society for Northern Research, University College London",1958,Viking Society for Northern Research text series,,,,https://cir.nii.ac.jp/crid/1130000794785256704