http://ir.lib.ruh.ac.lk/handle/iruor/6796 Thu, 09 Apr 2026 07:14:47 GMT 2026-04-09T07:14:47Z http://ir.lib.ruh.ac.lk/handle/iruor/19896 EN22207 Industrial Resource Management and Cleaner Production Agriculture Thu, 24 Jul 2025 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/19896 2025-07-24T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/19895 EN22207 Industrial Resource Management and Cleaner Production Agriculture Thu, 24 Jul 2025 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/19895 2025-07-24T00:00:00Z