PRATAMA, H.; NURSANTO, E.; ERNAWATI, R.; GIATMAN, M. Adsorption of Heavy Metals Fe and Mn in Acid Mine Drainage from Coal Mining Waste Using Calcium Oxide and Fly Ash. INVOTEK: Jurnal Inovasi Vokasional dan Teknologi, [S. l.], v. 22, n. 2, p. 107–116, 2022. DOI: 10.24036/invotek.v22i2.1020. Disponível em: http://invotek.ppj.unp.ac.id/index.php/invotek/article/view/1020. Acesso em: 15 jul. 2026.