1. Chen W. F. and Liu X. L. (1990). “Limit analysis in soil mechanics.” Developments in geotechnical engineering Vol. 52 Elsevier Applied Sciences ed. New York N.Y.
2. Pecker A. and Salençon J. (1991). “Seismic bearing capacity of shallow strip foundations on clay soils.” Proc. Int. Workshop on Seismology and Earthquake Engrg. CENAPRED Mexico (April) 287–304.
3. Seismic Bearing Capacity and Settlements of Foundations
4. Salençon J. (1983). “Calcul à la rupture et analyse limite.” Presses de l'Ecole Nationale des Ponts et Chaussées Paris France.