AIT BAHAMMOU, Y., A. BENAMARA, A. AMMAR, and I. DAKIR. “Fracture Zones Detection for Groundwater Exploration Integrating Resistivity Profiling and Very Low Frequency Electromagnetic Methods (Errachidia Basin, Morocco)”. Contributions to Geophysics and Geodesy, Vol. 49, no. 2, June 2019, pp. 181-94, doi:10.2478/congeo-2019-0009.