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
"Keller, Joseph Bishop and Antman, S. S. (Stuart S.) and Courant Institute of Mathematical Sciences",Bifurcation theory and nonlinear eigenvalue problems,,W.A. Benjamin,1969,Mathematics lecture note series,,,,https://cir.nii.ac.jp/crid/1130000793807169536