E RAVA; E CHIRWA; P ALLISON; M VAN NIEKERK; MP AUGUSTYN. Removal of hard COD, nitrogenous compounds and phenols from a high-strength coal gasification wastewater stream. Water SA, [S. l.], v. 41, n. 4 July, 2015. DOI: 10.4314/wsa.v41i4.02. Disponível em: https://watersa.net/article/view/10998. Acesso em: 28 mar. 2024.