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) Mika Goto and Toshifumi Takahashi,Operational and Environmental Efficiencies of Japanese Electric Power Companies from 2003 to 2015: Influence of Market Reform and Fukushima Nuclear Power Accident,Mathematical Problems in Engineering,1024-123X,Wiley,2017-01,2017,1,1,https://cir.nii.ac.jp/crid/1360004236355271552,https://doi.org/10.1155/2017/4936595