DSpace Collection: http://archives.univ-biskra.dz/handle/123456789/20085 Tue, 14 Apr 2026 23:03:19 GMT 2026-04-14T23:03:19Z The 1st National Virtual Conference on Chemical Process and Environmental Engineering http://archives.univ-biskra.dz/handle/123456789/20086 Titre: The 1st National Virtual Conference on Chemical Process and Environmental Engineering Auteur(s): Sana Almi and all Fri, 01 Jan 2021 00:00:00 GMT http://archives.univ-biskra.dz/handle/123456789/20086 2021-01-01T00:00:00Z