Rajkumar, S.Mohanarajah, S.Junaid, H.M.2020-02-252020-02-252019Engineer, 52(1):p.29-42https://dl-iesl.nsf.gov.lk/handle/1/2040Percent CurveThiessen PolygonHEC-HMSEffect of time-area percent curves in development of clark model unit hydrographArticle