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
"Sestelo, Rubén Figueroa and Pouso, Rodrigo López and López, Jorge Rodríguez",Degree theory for discontinuous operators : applications to discontinuous differential equations,,Springer,2021,RSME Springer series,,9783030816032,,https://cir.nii.ac.jp/crid/1130853011333781642