1. Kempfert, H.G.; Gebreselassi, B.: Excavations and Foundations in Soft Soils. Springer, Berlin (2006)
2. Weissenbach, A.; Kempfert, H.G.: German National Report on “Braced excavation in soft ground”. In: Fujita, K.; Kusakabe, O. (eds) Underground Construction in Soft Ground, pp. 33–36. Balkema, Rotterdam (1995)
3. Kempfert, H.G.; Soumaya, B.: Settlement back-analysis of buildings on soft soil in southern Germany. In: Fifth International Conference on Case Histories in Geotechnical Engineering (proc.), New York, NY, April 13–17 2004, pp. 1–10 (2004)
4. Ozer, M.; Ulusay, R.; Isik, N.S.: Evaluation of damage to light structures erected on a fill material rich in expansive soil. Bull. Eng. Geol. Environ. 71, 21–36 (2012)
5. Erguler, Z.A.; Ulusay, R.: A simple test and predictive models for assessing swell potential of Ankara (Turkey) clay. Eng. Geol. 67, 331–352 (2003)