1. ASTM Standard: Annual Book of ASTM Standards. American Society for Testing and Materials Annual, Philadelphia 4(04.08) (2004)
2. ISO International Organization for Standardization: Geotechnical Engineering Identification and Classification of Soil, Part 1: Identification and Description. Draft International Standard ISO/DIS 14688-1.2, pp. 6–11. ISO (2001)
3. ISO International Organization for Standardization: Geotechnical Engineering Identification and Classi?cation of Soil, Part 2: Classification and Quantification. Draft International Standard ISO/DIS 14688-2, pp. 1–5. ISO (2001)
4. Mesri G.: Coefficient of secondary compression. J. Soil Mech. Found. Eng. Div. 99(1), 123–137 (1973)
5. Edil, T.N.; den Haan, E.J.: Settlement of peats and organic soils. In: Proceedings of Settlement’94, vol. 2, pp. 1543–1572. ASCE, New York (1994)