共 13 条
[8]
基于DEA理论的环境效率评价方法研究[D]. 卞亦文.中国科学技术大学 2006
[9]
A multi-factor efficiency perspective to the relationships among world GDP, energy consumption and carbon dioxide emissions[J] . Ramakrishnan Ramanathan.Technological Forecasting & Social Change . 2006 (5)