“PRODUCTION AND PHYSICOCHEMICAL EVALUATION OF ULTRAFINE BAMBOO BIOCHAR PROCESSED USING FRICTION GRINDER SUPERMASS COLLOIDER”. JOURNAL OF TROPICAL FOREST SCIENCE 34, no. 2 (May 23, 2022): 159–169. Accessed November 23, 2025. https://jtfs.frim.gov.my/jtfs/article/view/669.