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Carbon NMR of coals: the effects of coal type and rank
Suggate R.P.; Dickinson W.W.
Paleoenvironment of the upper Oligocene Trbovlje coal seam (Slovenia)
Bechtel A.; Markic M.; Sachsenhofer R.F.; Jelen B.; Gratzer R.; Lucke A.; Puttmann W.
Mineral matter and potentially hazardous trace elements in coals from Qianxi Fault Depression Area in southwestern Guizhou, China
Zhang J.; Ren D.; Zhu Y.; Chou C.-L.; Zeng R.; Zheng B.
The effects of dissolved CO2 on coal structure and properties
Petrography of the coal from the Oranovo-Simitli basin, Bulgaria and indices of the coal facies
Sotirov A.; Kortenski J.
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