1. Abrahms A. (1975) The influence of fluid viscosity, interfacial tension, and flow velocity on residual oil saturation left by waterflood. Journal of the Society of Petroleum Engineers, 437–447, Oct.
2. Archer J. S. Wall C. G. (1986) Petroleum Engineering: Principles and practice (Graham and Trotman, London).
3. Hummocky cross-stratification;Cheel,1993
4. Conover W. J. (1971) Practical Nonparametric Statistics (Wiley, New York).
5. Corbett P. W. M. Jensen J. L. (1992a) Variation of reservoir statistics according to sample spacing and measurement type for some intervals in the Lower Brent Group. The Log Analyst (January–February 1992):22–39.