1. Berry PL, Reid D (1988) An introduction to soil mechanics. McGraw-Hill, England
2. Darrag AA, El Tawil MA (1993) The consolidation of soils under stochastic initial excess pore pressure. Mössbauer Spectra of MnFe 17:609–612
3. Gray H (1945) Simultaneous consolidation of contiguous layers of unlike compressible soils. Trans ASCE 110:1327–56
4. Holtz RD, Kovacs W (1981) An introduction to geotechnical engineering. In Prentice-Hall, Eaglewood Cliffs
5. Huang J (2010) One-dimensional consolidation theories for layered soil and coupled and uncoupled solutions by the finite-element method. Geotechnique 60:709–713