Soemarsono, A.R., Ernawati, L., Nafisah, A.R. and Tarmidzi, F.M. 2021. Pelatihan Pembuatan Biobriket Ramah Lingkungan Berbahan Dasar Campuran Limbah Bonggol Jagung/Ampas Kopi/Serbuk Gergaji Kayu Kelompok Masyarakat Petani (GAPOKTAN) KM 12 Balikpapan Utara : Training on Making Biobriquettes Using Corncob/Coffee Ground/Wood Sawdust-based Agriculture Waste for the Farmers Community Group (GAPOKTAN) KM 12 North Balikpapan. Berdikari: Jurnal Pengabdian Masyarakat Indonesia. 4, 1 (Dec. 2021), 1-9. DOI:https://doi.org/10.11594/bjpmi.04.01.01.