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Discussion on the Relationship Between the Metamorphism Degree of Coal Seam and the Enrichment of Germanium
LIU Wei, YIN Qiong, Ll Wanhong, Wu Wei, FANG Na
Journal of Kunming Metallurgy College . 2020, (3): 20 -26 .  DOI: 10.3969/j.issn.1009-0479.2020.03.004