http://ar.lib.seu.ac.lk/handle/123456789/1973 Tue, 31 Mar 2026 17:22:26 GMT 2026-03-31T17:22:26Z http://ar.lib.seu.ac.lk/handle/123456789/1975 Title: ceeviya sarithirak kummi(007200) Authors: Author Abstract: this is the abstract Description: pages http://ar.lib.seu.ac.lk/handle/123456789/1975