Alfian, D.G.C., Sindhu, I.G.P.N., Paundra, F., Silitonga, D.J. and Nugraha, A.T. 2025. Analysis of Biomass Briquettes Made from Rubber Seed Shells and Acacia Sawdust with Variation in Material Composition Percentage. INVOTEK: Jurnal Inovasi Vokasional dan Teknologi. 25, 2 (Nov. 2025), 97–108. DOI:https://doi.org/10.24036/invotek.v25i2.1209.