1. Arulrajah, A., Nikraz, H., & Bo, M. W. (2004). “Observational method of assessing improvement of marine clay”, ground improvement. Journal of the International Society of Soil Mechanics and Geotechnical Engineering, 8(4), 151–169.
2. Asaoka, A. (1978). Observational procedure of settlement prediction. Soil and Foundations, Japanese Society of Soil Mechanics and Foundation Engineering, 18(4), 87–110.
3. Bo, M. W., & Choa, V. (2004). Reclamation and ground improvement. Thomson Learning.
4. Bo, M. W., Arulrajah, A., & Choa, V. (1997, May). Assessment of degree of consolidation in soil improvement project. In 1st international conference on ground improvement techniques, Macau, pp. 71–80.
5. Bo, M. W., Chu, J., Low, B. K., & Choa, V. (2003). Soil improvement – Prefabricated vertical drain techniques. Thomson Learning.