L. H. Ang, W. E. Seel, and C. Mullins. 1999. “MICROCLIMATE AND WATER STATUS OF SAND TAILINGS AT AN EX-MINING SITE IN PENINSULAR MALAYSIA”. Journal of Tropical Forest Science (JTFS) 11 (1):157-70. https://jtfs.frim.gov.my/jtfs/article/view/1491.