Tambunan, H. et al. 2025. Characteristics of Agricultural and Plantation Wastes as Solid Biomass Energy Feedstock: A Systematic Review. Jurnal Konversi Energi dan Manufaktur. 10, 2 (Jul. 2025), 150 – 161. DOI:https://doi.org/10.21009/JKEM.10.2.6.