1. Allen, P. M. & Stephens, E. A. 1971. Report on the geological survey of Hong Kong. Hong Kong Government Press, p.
2. Bell, G. J. & Chin, P. C. 1968. The probable maximum rainfall in Hong Kong. Royal Observatory Technical Memoir No. 10, H.K. Govt. Press, p.
3. The evolution of Hong Kong Harbour Basin.;Zeitschrift für Geomor-phologie,1960
4. Deere, D. U. & Patton, F. D. 1971. Slope stabilityProc. 4th Pan-American Conf Soil Mech. & Found. Eng. 1, 87–170.
5. De Mello, V. F. B. 1972. Thoughts on soil engineering applicable to residual soils. Proc. 3rd Southeast Asian Conf. Soil Eng., 5–34.