1. Simultaneous consolidation of contiguous layers of unlike compressible soils;Gray;Trans. ASCE,1945
2. One-dimensional consolidation of layered systems;Schiffman;JSMFD ASCE,1970
3. A study on one dimensional consolidation of layered systems;Lee;Int. Journal of Numerical and Analytical Methods in Geomechanics,1992
4. Theory of one dimensional consolidation of double-layered ground and its applications;Xie;Chinese J. of Geotechnical Engrg.,1994
5. Theory of one dimensional consolidation of layered soils under variable loading;Xie;Chinese J. of Geotechnical Engrg.,1995