MARDALENA, M.; FAIZAL, M.; NAPOLEON, A. METAL OF IRON (Fe) AND MANGAN (Mn) FROM WASTE WATER COAL MINING WITH FITOREMEDIATION TECHNIQUES WITH USING FLOATING FERN (Salvinia natans), WATER LETTUCE (Pistia stratiotes) AND WATER-HYACINTH (Eichornia crassipes). BIOVALENTIA: Biological Research Journal, [S. l.], v. 4, n. 1, p. 32–38, 2018. DOI: 10.24233/BIOV.4.1.2018.107. Disponível em: https://www.oia.unsri.ac.id/biov/article/view/41-0. Acesso em: 6 jul. 2022.