2018-09-272018-09-272016-01https://dl-cea.nsf.gov.lk/handle/1/16666193enIrrigationUma OyaLower Uma Oya Multipurpose Development Project Proposed Thalpitigala Reservoir ProjectTechnical ReportLower Uma OyaKandeketiya; Haliela; Uva paranagamaBadullaI00399