1. Budhu M. Soil Mechanics and Foundations. 2nd ed. Hoboken, NJ: Wiley; 2007. 656 p
2. Coduto DP. Geotechnical Engineering Principles and Practices. Upper Saddle River, NJ, USA: Prentice Hall; 1988. 759 p
3. Özüdoğru K. Establishment of modern soil mechanics. Karl Terzaghi and Turkey. İstanbul Technical University Journal/d Engineering. 2003;2(5):3-11
4. Holtz RD, Kovacs WD. An Introduction to Geotechnical Engineering. New Jersey: Prentice-Hall; 1981. 733 p
5. Al-Khafaji AW, Andersland OB. Geotechnical Engineering & Soil Testing. United states of America: Sounders College Publishing; 1992. 714 p