Soemarsono AR, Ernawati L, Nafisah AR, Tarmidzi FM. 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. B.JPMI [Internet]. 2021Dec.15 [cited 2025Sep.28];4(1):1-. Available from: https://jurnaljpmi.com/index.php/jpmi/article/view/138