Kanchanamala, D.P.H.M.Herath, H.M.H.K.Nandalal, K.D.W.2019-10-012019-10-012016Engineer, 49(2):p.1-7https://dl-iesl.nsf.gov.lk/handle/1/1883Rainfall-runoff modelingScale effectHEC-HMSImpact of catchment scale on rainfall runoff modeling:Kalu Ganga river catchment upto RatnapuraArticle