BOGWARBE, Emilienne; NIMPA NGOUFO, Abed; TSAPI TAKUA, Ulrich. Technical and economic feasibility Analysis for a green coal production unit using millet, maize and cotton stalks in the far North Region, Cameroon. Technium: Romanian Journal of Applied Sciences and Technology, Constanta, Romania, v. 23, p. 27–43, 2024. DOI: 10.47577/technium.v23i.11619. Disponível em: https://www.techniumscience.com/index.php/technium/article/view/11619. Acesso em: 17 apr. 2026.