自然资源学报
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JOURNAL OF NATURAL RESOURCES  2019, Vol. 34 Issue (3): 487-500    DOI: 10.31497/zrzyxb.20190304
Resource Utilization and Management Current Issue| Next Issue| Archive| Adv Search |
The temporal and spatial patterns and causes of coal resource flow in the world
WANG Nuo, ZHANG Jin, WU Di, ZHAO Wei-jie
Transportation Engineering College, Dalian Maritime University, Dalian 116026, Liaoning, China

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