Sutarya, M.F., Rhakasywi, D. and Fahrudin, F. 2025. Analysis of Biopellets from a Mixture of Coffee Grounds and Sawdust as an Alternative Energy Source: Analisis Biopelet Dari Campuran Ampas Kopi dan Serbuk Gergaji Sebagai Sumber Energi Alternatif. Academia Open. 10, 2 (Nov. 2025), 10.21070/acopen.10.2025.12889. DOI:https://doi.org/10.21070/acopen.10.2025.12889.