著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Saji Kentaro and Umehara Masaaki and Yamada Kotaro,"An index formula for a bundle homomorphism of the tangent bundle into a vector bundle of the same rank, and its applications",Journal of the Mathematical Society of Japan,00255645,一般社団法人 日本数学会,2017,69,1,417-457,https://cir.nii.ac.jp/crid/1390001205115581568,https://doi.org/10.2969/jmsj/06910417