RINA, ST, MT, Susanti. Processing Biochar from Solid Waste of Arenga Pinnata Flour Industry. Eksergi, [S. l.], v. 11, n. 1, p. 31–36, 2014. DOI: 10.31315/e.v11i1.321. Disponível em: https://jurnal.upnyk.ac.id/index.php/eksergi/article/view/321. Acesso em: 20 jul. 2025.