“DURIAN RIND SODA-ANTHRAQUINONE PULP AND PAPER: EFFECTS OF ELEMENTAL CHLORINE-FREE BLEACHING AND BEATING”, JTFS, vol. 30, no. 1, pp. 106–116, Jan. 2018, Accessed: Nov. 28, 2025. [Online]. Available: https://jtfs.frim.gov.my/jtfs/article/view/280