1. Potential of a tropical subsurface constructed wetland to remove phenol from pre-treated pulp and papermill wastewater
2. Achoka, J.D. 1998. Levels of the physico-chemical parameters in the liquid effluents from Pan African Paper Mills at Webuye and in River Nzoia. PhD Thesis,Moi University, Kenya.
3. Differential permeability of papyrus and Miscanthidium root mats in Nakivubo swamp, Uganda
4. Batchelor, A. Scott, W.E., and Wood, A. 1990. Constructed wetland research programme in South Africa. In: Cooper, P.F. and Findlater, B.C. (eds.). Constructed Wetlands in water pollution control. Pergamon press, Oxford, UK, pp373 - 382.
5. A critical evaluation of a pilot scale subsurface flow wetland: 10 years after commissioning