PDF(3598 KB)
Evolution of Global Trade Patterns of Refined Copper and Analysis of China’s Role Based on Complex Networks and Improved Gravity Model
Shuitai XU, Meiling LIU, Wenxing ZHU
Gold Science and Technology ›› 2025, Vol. 33 ›› Issue (5) : 1112-1123.
PDF(3598 KB)
PDF(3598 KB)
Evolution of Global Trade Patterns of Refined Copper and Analysis of China’s Role Based on Complex Networks and Improved Gravity Model
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