ZHANG Nai-sheng. Calculation of natural gas composituion in coal seams[J]. COAL GEOLOGY & EXPLORATION, 1991, 19(4): 15-15.
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Citation:
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ZHANG Nai-sheng. Calculation of natural gas composituion in coal seams[J]. COAL GEOLOGY & EXPLORATION, 1991, 19(4): 15-15.
|
ZHANG Nai-sheng. Calculation of natural gas composituion in coal seams[J]. COAL GEOLOGY & EXPLORATION, 1991, 19(4): 15-15.
|
Citation:
|
ZHANG Nai-sheng. Calculation of natural gas composituion in coal seams[J]. COAL GEOLOGY & EXPLORATION, 1991, 19(4): 15-15.
|
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