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
"Laursen, K. B. (Kjeld B.)",Maximal two-sided ideals in tensor products of Banach algebras,,"Aarhus universitet, Matematisk Institut",1969,Preprint series,,,,https://cir.nii.ac.jp/crid/1130854869949147660