PDF(902 KB)
Regularity and pattern of Chinese coal resources flow field
WANG Cheng-jin, MO Hui-hui, WANG Jiao-e
JOURNAL OF NATURAL RESOURCES ›› 2009, Vol. 24 ›› Issue (8) : 1402-1411.
PDF(902 KB)
PDF(902 KB)
Regularity and pattern of Chinese coal resources flow field
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