Abu Rahil, Abdul Hassan, et al. “Spatial Variation of the Electrical Conductivity Ec Values ​​in the Soil of Al-Qadisiyah Governorate”. Kufa Journal of Arts, vol. 1, no. 35, Mar. 2018, pp. 53-86, https://doi.org/10.36317/kaj/2018/v1.i35.6229.