01392oam 2200397Ka 450 991069259080332120040424141958.0(CKB)5470000002353543(OCoLC)55017286ocm55017286(OCoLC)995470000002353543(EXLCZ)99547000000235354320040424d2001 ua 0spatxtrdacontentcrdamediacrrdacarrierInventario mundial de la calidad del carbón mineral (WoCQI)[electronic resource] /[por Robert B. Finkelman y Vivian S. Lovern ; traducido por María del C. Rivera][Reston, Va.] :U.S. Dept. of the Interior, U.S. Geological Survey,[2001]USGS fact sheet ;FS-058-01Title from title screen (viewed on Apr. 24, 2004)."May 2001"Inventario mundial de la calidad del carbón mineral Coal reservesCoalAnalysisCoal reserves.CoalAnalysis.Finkelman Robert B(Robert Barry)1381537Lovern Vivian S1381538Geological Survey (U.S.)GPOGPOBOOK9910692590803321Inventario mundial de la calidad del carbón mineral (WoCQI)3432672UNINA