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) TSUTSUMI Hirokazu,A Global Economy Analysis of Crossover : On the Relevance of the Numeration Identity and the Number of Derivational Steps in Defining and Evaluating Alternative Derivations,英文学研究. 支部統合号 = Studies in English literature. Regional branches combined issue,18837115,東京 : 日本英文学会,2021-01,13,,31-42,https://cir.nii.ac.jp/crid/1520853834481718912,