1. Soil Mechanics in Engineering Practice;Terzaghi,1955
2. Finite element analysis of seepage in elastic media;Sandhu;J. Engng. Mech. Div. ASCE,1969
3. Plane strain consolidation by finite elements;Christian;J. Soil Mech. Found. Div. ASCE,1970
4. Introduction to the Finite Element Method, A Numerical Method for Engineering Analysis;Desai,1972
5. Comparison of three dimensional finite elements;Clough,1969