1.
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. WSA [Internet]. 2015 Jul. 24 [cited 2022 Oct. 7];41(4 July). Available from: https://watersa.net/article/view/10998