boudjema, abderrezak, Messaoud Hacini, Guettaia Sabrine, Abderrezak Zahrouna, Lamine Baba Sy, and Nafaa Brinis. “Modeling Groundwater Flow of the Mio-Pliocene Aquifer in the El-Outaya Plain, Biskra (Algeria)”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 17, no. 2 (August 1, 2014): 1–14. Accessed July 3, 2024. https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/2491.