1. Abdelrahman, G.E., Shaarawi, E.M., Abouzaid, K.S.: Interpretation of axial pile load test results for continuous flight auger piles. In: Proceedings of the 9th Arab Structural Engineering Conference, 2003, Abu Dhabi, UAE, pp. 791–801 (2003)
2. Chin, F.K.: Estimation of ultimate load of piles not carried to failure. In: Proceedings, 2nd Southeast Asia Conference on Soil Engineering, pp. 81–92 (1970)
3. Davisson, M.T.: High capacity piles. In: Proceedings of the Soil Mechanics Lecture Series on Innovations in Foundation Construction, ASCE, Illinois Section, Chicago, pp. 81–112 (1972)
4. De Beer, E.E.: Proefondervindlijke bijdrage tot de studie van het grensdraag vermogen van zand onder funderingen op staal. Tijdshift der Openbar Verken van Belgie, No. 6, 1967 and No. 4, 5, and 6 (1968)
5. Decourt, L.: Behavior of foundations under working load conditions. In: Proceedings of the 11th Pan-American Conference on Soil Mechanics and Geotechnical Engineering, Foz DoIguassu, Brazil, August 1999, vol. 4, pp. 453–488 (1999)