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
"Dubey, Ravi Prakash and Verma, Rohit",Fixed point theorems in cone metric spaces,,LAP Lambert Academic Pub.,2020,,,9786200507648,,https://cir.nii.ac.jp/crid/1971993809762004265