Environmental impact of on-site sanitation: A literature review with particular application to South Africa
Causes and control of anoxic aerobic (AA) (or low F/M) filament bulking in long sludge age nutrient removal activated sludge systems
Assesment of the feasibility and impact of alternative water pollution control options on TDS concentrations in the Vaal Barrage and Middle Vaal (Vaalsurv)