Volpato SB, Crescencio A, Bezerra de Menezes CT, Escobar A. TREATMENT OF ACID EFFLUENTS FOR THE REMOVAL OF MANGANESE AND HEAVY METALS ASSOCIATED WITH EFFLUENTS FROM THE COAL MINING THROUGH THE PROCESSES OF FLOCULATION AND FLOTATION BY DISSOLVED AIR. Rev. Bras. Ciênc. Ambient. [Internet]. 2020 Jul. 30 [cited 2024 Dec. 22];55(4):536-51. Available from: https://www.rbciamb.com.br/Publicacoes_RBCIAMB/article/view/632