NAFISAH, S.; HIDAYAT, A. .; KHAERUDINI, D. S. The Effect of Hydrofluoric Acid Treatment on SiO₂ and Al₂O₃ Content in Red Mud to Increase Fe₂O₃ Levels. INDONESIAN JOURNAL OF CHEMICAL RESEARCH, [S. l.], v. 10, n. 2, 2025. DOI: 10.20885/ijcr.vol10.iss2.art1. Disponível em: https://journal.uii.ac.id/chemical/article/view/42327. Acesso em: 12 feb. 2026.