E RAVA; E CHIRWA; P ALLISON; M VAN NIEKERK; MP AUGUSTYN. The use of exogenous microbial species to enhance the performance of a hybrid fixed-film bioreactor treating coal gasification wastewater to meet discharge requirements. Water SA, [S. l.], v. 42, n. 3 July, 2016. DOI: 10.4314/wsa.v42i3.14. Disponível em: https://watersa.net/article/view/10860. Acesso em: 7 oct. 2022.