Methanogenic pathways of coal-bed gas in the Powder River Basin, United States: The geologic factor

Carbon and hydrogen isotope systematics of bacterial formation and oxidation of methane

Michael J. Whiticar · Chemical Geology · 1999 · 3.2K citations

Life Sciences, Biochemistry, Microbiology +12

Petroleum Formation and Occurrence

R. Paul Philp · Eos · 1985 · 2.3K citations

Natural Sciences, Earth Sciences, Geology +10

Biogenic methane formation in marine and freshwater environments: CO2 reduction vs. acetate fermentation—Isotope evidence

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Petroleum geochemistry and geology

Keith A. Kvenvolden · Organic Geochemistry · 1996 · 1.6K citations

Natural Sciences, Earth Sciences, Geology +12

Multiple origins of methane in the Earth

Martin Schoell · Chemical Geology · 1988 · 779 citations

Natural Sciences, Earth Sciences, Geology +12