1. B. M. Das and N. Sivakugan, Principles of foundation engineering. Cengage learning, 2018.
2. A. I. American Society for Testing and Materials International, “Standard Practice for Classification of Soils for Engineering Purposes (Unified Soil Classification System) D2487-00,” Anu. B. ASTM. Comm. D18.07 Identif. Classif. Soils, vol. 04, no. January 1999, pp. 249–260, 2000, [Online]. Available: www.astm.org.
3. H. H. Titi and M. Y. Abu-Farsakh, “Evaluation of Bearing Capacity of Piles from Cone Penetration Test Data [1999],” 1999.
4. Contribution to Estimating Bearing Capacity of Pile in Clayey Soils