Lok Eng Hai, Chang Yu Shyun and Aziah Mohd Yusoff. “EARLY SURVIVAL AND GROWTH IN FIELD TRIALS OF <em>AQUILARIA</em> <em>MALACCENSIS</em> (KARAS) AND <em>AZADIRACHTA</em> <em>EXCELSA</Em> (SENTANG)”. Journal of Tropical Forest Science (JTFS), vol. 11, no. 4, Oct. 1999, pp. 852-4, https://jtfs.frim.gov.my/jtfs/article/view/1557.