Analysis of Activated Charcoal Production in Updraft-Type Gasification Using Organic Waste. J-AGENT (Journal of Agricultural Engineering and Technology), [S. l.], v. 2, n. 4, 2024. Disponível em: https://journal.unram.ac.id/index.php/agent/article/view/9002. Acesso em: 10 dec. 2025.