1. Baecher GB, Christian JT (2003) Reliability and statistics in geotechnical engineering. Wiley, Colorado
2. Boumezerane D, Belkacemi S, Zlender B (2011) Fuzzy-sets decision-support system for geotechnical site soundings. Acta Geotech Slov 1:51–63
3. Bowles JE (1977) Foundation analysis and design. McGraw-Hill Publishing Co, New York
4. Cambefort H (1980) Géotechnique de l’Ingénieur, reconnaissance des sols. Eyrolles Editeur, Paris
5. Clayton CRI, Matthews MC, Simons NE (2005) Site investigation. Second edition. Department of Civil Engineering. University of Surrey, Guildford