1. Natural gas seepage in the Gulf of Mexico;Bernard;Earth Planet. Sci. Lett.,1976
2. Natural gas seepage on the south Texas shelf;Brooks,1979
3. Seismic and geochemical evidence for shallow gas in sediment on Navarin continental margin, Bering Sea;Carlson;Bull. Am. Assoc. Pet. Geol.,1985
4. Methane seep off Malibu Point following the San Fernando earthquake;Clifton;U.S. Geol. Surv., Prof. Pap.,1971
5. Introduction to Geophysical Prospecting;Dobrin,1976