Withanage, N.S.Dayawansa, N.D.K.*De Silva, R.P.2019-01-172019-01-172014Tropical Agricultural Research, 26(1):p.175-188https://dl.nsf.gov.lk/handle/1/24149Flood characteristicsGal Oya river basinGeographical Information SystemsMorphometric analysisSpatial dataMorphometric analysis of the Gal Oya river basin using spatial data derived from GISArticle