01093nam 2200349Ka 450 991069689250332120080722075011.0(CKB)5470000002381953(OCoLC)234379897(EXLCZ)99547000000238195320080722d1973 ua 0engtxtrdacontentcrdamediacrrdacarrierThe composition of coalbed gas[electronic resource] /Ann G. Kim[Pittsburgh, Pa.?] :U.S. Dept. of the Interior, Bureau of Mines,[1973]9 pages digital, PDF fileReport of investigations ;7762Title from title screen (viewed on July 18, 2008).Coalbed methaneMine gasesAnalysisCoalbed methane.Mine gasesAnalysis.Kim Ann G1386105United States.Bureau of Mines.GPOGPOBOOK9910696892503321The composition of coalbed gas3482992UNINA