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 "Scandinavian Congress of Mathematicians and Aubert, Karl Egil and Ljunggren, Wilhelm","Proceedings of the 15th Scandinavian Congress, Oslo, 1968",,Springer-Verlag,1970,Lecture notes in mathematics,,,,https://cir.nii.ac.jp/crid/1130282270822191872