http://ir.lib.ruh.ac.lk/handle/iruor/6329 Wed, 13 May 2026 20:53:08 GMT 2026-05-13T20:53:08Z http://ir.lib.ruh.ac.lk/handle/iruor/17167 ZOO 3252 : Environmental Impact Assessment Sci Wed, 01 Nov 2023 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/17167 2023-11-01T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/9993 ZOO 3252 - Environmental Impact Assessment Science Sat, 01 Jan 2022 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/9993 2022-01-01T00:00:00Z