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
"López-Gómez, J. and Mora-Corral, Carlos",Algebraic multiplicity of eigenvalues of linear operators,,Birkhäuser,2007,Operator theory : advances and applications,,9783764384005,,https://cir.nii.ac.jp/crid/1130282271238252416