Kvenvolden, K. A.; Barnard, L. A.; Brooks, J. M.; Wiesenburg, D. A. (1983): Geochemistry of natural-gas hydrates in oceanic sediment. Wiley & Sons, Chichester-New York, International, In: Bjoroey, M. (editor), Albrecht, C. (editor), Cornford, C. (editor), de Groot, K. (editor), Eglinton, G. (editor), Galimov, E. (editor), Leythaeuser, Detlev (editor), Pelet, R. (editor), Rullkoetter, J. (editor), Speers, G. (editor), Advances in organic geochemistry, 1981, 10, 422-430, georefid:1983-062774