Perera, K.R.J.Wijesekera, N.T.S.2019-10-012019-10-012011Engineer, 44(3):p.1-10https://dl-iesl.nsf.gov.lk/handle/1/1751EstimationRunoff coefficientsSpatial variabilityWatershedsWetzoneCatshment characteristicsLand useSoil typeSlopeRainfallKelani Ganga basinKalu ganga basinAttanagalu OyaWater resources managementIdentification of the spatial variability of runoff coefficients of three wet zone watersheds of Sri LankaArticle