David O Omole, Adekunle A Badejo, Julius M Ndambuki, Adebola G Musa, & Williams K Kupolati. (2016). Analysis of auto-purification response of the Apies River, Gauteng, South Africa, to treated wastewater effluent. Water SA, 42(2 April). https://doi.org/10.4314/wsa.v42i2.06