Wambua Raphael.,Mutua Benedict M.,Raunde James.2025-07-102025-07-102017-02DOI: • 10.15406/mojce.2017.02.00026http://41.89.96.81:4000/handle/123456789/2157enCharacterization of Temporal and Spatial Drought Risk Events Using Surface Water Supply Index ((SWSI) in a Tropical River Basin.Article