Karunathilaka, K.L.A.A.Dabare, H.K.V.Nandalal, K.D.W.2020-02-182020-02-182017Engineer, 50(2):p.39-48https://dl-iesl.nsf.gov.lk/handle/1/1996Rainfall trendAnnual and seasonal rainfallMann-kendall testSen’s slope methodChanges in rainfall in Sri Lanka during 1966 – 2015Article