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 "神戸商科大学 経済研究所 and Tawada, Makoto and Kōbe Shōka Daigaku. Keizai Kenkyūjo and Katayama, Seiichi",An empirical examination of production efficiency in the Japanese electric power industry,,"Institute of Economic Research, Kobe University of Commerce",1984,Working paper,,,,https://cir.nii.ac.jp/crid/1130282270584732672