PDF(304 KB)
The efficiencies and their changes of China's resources-based cities employing DEA and Malmquist Index Models
地理学报(英文版) ›› 2012, Vol. 22 ›› Issue (3) : 509-520.
PDF(304 KB)
PDF(304 KB)
The efficiencies and their changes of China's resources-based cities employing DEA and Malmquist Index Models
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