1. Geochronology of Malayan granites;Bignell,1977
2. An experimental study of heavy-mineral segregation under alluvial-flow conditions;Brady;U.S. Geol. Surv., Prof. Pap.,1973
3. A manual of geochemical exploration methods;Chand;Geol. Surv. Malaysia, Spec. Pap.,1981
4. Sampling methodology;Garrett,1983
5. Hydraulic equivalence of minerals with a consideration of the re-entrainment process;Grigg;U.S. Geol. Surv., Prof. Pap.,1969