Besser, D. and Ghomri, A. 2024. CONTRIBUTION TO THE COMPARATIVE STUDY OF WATER QUALITY OF DIFFERENT AQUIFERS IN THE EL OUED REGION (SOUF). Journal of Fundamental and Applied Sciences. 16, 3 (Sep. 2024), 212–228. DOI:https://doi.org/10.4314/jfas.1372.