01195nas 2200385-a 450 991056777290332120180329033125.01866-6566(OCoLC)42378193(CKB)1000000000019732(CONSER)--2009211033(DE-599)ZDB2440422 6(EXLCZ)99100000000001973219990916b199u2013 --- -engJournal of coal science & engineering, ChinaBeijing China Coal Societyv. ill. ;26 cmRefereed/Peer-reviewed1006-9097 CoalGeologyChinaPeriodicalsCoal mines and miningChinaPeriodicalsCoalGeologyfast(OCoLC)fst00865136Coal mines and miningfast(OCoLC)fst00865355ChinafastPeriodicals.fastCoalGeologyCoal mines and miningCoalGeology.Coal mines and mining.Zhongguo mei tan xue hui.JOURNAL9910567772903321Journal of coal science & engineering, China2493704UNINA