Soemarsono, Annisa Rahmita, Lusi Ernawati, Azmia Rizka Nafisah, and Fadhil Muhammad Tarmidzi. “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, no. 1 (December 15, 2021): 1-9. Accessed September 28, 2025. https://jurnaljpmi.com/index.php/jpmi/article/view/138.