1. Minimum Design Loads for Buildings and Other Structures;ASCE/SEI 7–-16,2017
2. The Relevance of the Triaxial Test to the Solution of Stability Problems;Bishop,1960
3. National Building Code;BOCA,1996
4. Canadian Foundation Engineering Manual;Canadian Geotechnical Society,2006
5. Limit Analysis and Soil Plasticity;Chen,1975