“CONFIRMATION OF NATURAL HYBRID OF SHOREA LEPROSULA AND S. CURTISII IN PASIR PANJANG FOREST RESERVE, NEGERI SEMBILAN, MALAYSIA”. JOURNAL OF TROPICAL FOREST SCIENCE 32, no. 1 (January 29, 2020): 092–096. Accessed November 6, 2025. https://jtfs.frim.gov.my/jtfs/article/view/128.