Chapter 3, pages 31–46 in The Geological Interpretation of Well Logs by M. Rider and M. Kennedy.
Osbourne, M. J., and Swarbrick, R. E. 1997. Mechanisms for Generating Overpressure in Sedimentary Basins: A Reevaluation. AAPG Bulletin, v. 81, No. 6, pages 1023–1041.