1. An approach to the identification of morphoclimates;Ahnert,1987
2. Ecological studies in the Mixed Dipterocarp forests of Brunei state;Ashton,1964
3. Recent scientific developments and research needs in hydrological processes of the humid tropics;Bonell,1993
4. Mass movements;Brunsden,1979
5. Direct shear testing of a completely decomposed granite;Cheung,1990