“Analisis Kinerja Alat Gasifikasi Tipe Updraft Berbahan Bakar Tempurung Kelapa” (2024) Journal of Agricultural Engineering and Technology, 2(2), hlm. 128–133. Tersedia pada: https://journal.unram.ac.id/index.php/agent/article/view/3625 (Diakses: 8 Desember 2025).