1. Almon WR, Dawson WC, Sutton SJ, Ethridge FG, Castelblanco B (2002) Sequence stratigraphy, facies variation and petrophysical properties in deepwater shales, Upper Cretaceous Lewis Shale, south-central Wyoming. Gulf Coast Association of Geological Societies Transactions 52:1041–1053
2. Ampian SG (1985) Clays. In: Mineral Facts and Problems, 1985 Edition. US Bureau Mines Bulletin 675:1–13
3. Arkimsa H, Hyvönen E, Lerssi J, Loukola-Ruskeeniemi K, Vanne J (1999) Compilation of maps of black shales in Finland: applications for exploration and environmental studies. In: Autio S (ed) Current Research, 1997–1998. Geological Survey Finland (Special Paper) 27:11–114
4. Aughenbaugh NB (1990) The geotechnical importance of clay fabric. In: Bennett RH, Bryant WR, and Hubert ME (eds) Microstructure of Fine-grained Sediments. Springer, Berlin Heidelberg New York, pp 515–518
5. Borchardt GA (1977) Clay mineralogy and slope stability. California Division of Mines and Geology (Special Report) 133:15