Mustapha BOUALOUL. (2018). Geographical, Geological and Hydrogeophysical Survey of the Causse of El Hajeb-Ifrane (Morocco). International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE, 4(7), 126–135. https://doi.org/10.31695/IJASRE.2018.32715