Organic Geochemistry · 1989 · 116 citations · 13 references
Natural SciencesEarth SciencesMining EngineeringEnvironmental GeologyGeochemistryVolcanologyAsh Content AnalysisCoal GeologyMineral GeochemistryMining GeologyVolcanic AshVolcanic GeochemistryCoal Ash CompositionCoal Depositional EnvironmentsCoal GeochemistryCoal Maceral AnalysisCoal Mineral MatterCoal StructureVolcanic Ash AccumulationVolcanic Ash Geochemistry
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James M. Schopf · Review of Palaeobotany and Palynology · 1975 · 311 citations
Scanning electron microscopy in the study of sediments
B.W. Sellwood · Earth-Science Reviews · 1979 · 166 citations