The Origin of Tonstein Intercalated in the Coal Seam No.5 in the Taiyuan Formation and its Meaning of the Correlation in Tungchuan Coal Mining Area[J]. COAL GEOLOGY & EXPLORATION, 1986, 14(3): 2-7.
Citation:
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The Origin of Tonstein Intercalated in the Coal Seam No.5 in the Taiyuan Formation and its Meaning of the Correlation in Tungchuan Coal Mining Area[J]. COAL GEOLOGY & EXPLORATION, 1986, 14(3): 2-7.
|
The Origin of Tonstein Intercalated in the Coal Seam No.5 in the Taiyuan Formation and its Meaning of the Correlation in Tungchuan Coal Mining Area[J]. COAL GEOLOGY & EXPLORATION, 1986, 14(3): 2-7.
Citation:
|
The Origin of Tonstein Intercalated in the Coal Seam No.5 in the Taiyuan Formation and its Meaning of the Correlation in Tungchuan Coal Mining Area[J]. COAL GEOLOGY & EXPLORATION, 1986, 14(3): 2-7.
|