http://ir.lib.ruh.ac.lk/handle/iruor/21274 Wed, 19 Aug 2026 13:07:50 GMT 2026-08-19T13:07:50Z http://ir.lib.ruh.ac.lk/handle/iruor/21402 OCG 3162: Sedimentology Department of Oceanography and Marine Geology Mon, 01 Jul 2024 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/21402 2024-07-01T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/21291 OCG 3162: Sedimentology Department of Oceanography and Marine Geology Tue, 01 Oct 2024 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/21291 2024-10-01T00:00:00Z