OLIVIER NSENGIYUMVA; YUVA COOTHEN; DAVID IKUMI; KIRSHEN NAIDOO. The impact of sludge return liquors on South African wastewater treatment plants. Water SA, [S. l.], v. 47, n. 1 January, 2021. DOI: 10.17159/wsa/2021.v47.i1.9450. Disponível em: https://watersa.net/article/view/9450. Acesso em: 4 dec. 2024.