PDF(786 KB)
THE THEORY OF GOODS AND MATERIALS FLOW FIELD AND ITS APPLICATION IN ECONOMIC ANALYSIS
Wang Zhiguo
Acta Geographica Sinica ›› 1990, Vol. 45 ›› Issue (1) : 90-101.
PDF(786 KB)
PDF(786 KB)
THE THEORY OF GOODS AND MATERIALS FLOW FIELD AND ITS APPLICATION IN ECONOMIC ANALYSIS
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