Khaskhoussy, K., B. Kahlaoui, B. Messoudi Nefzi, O. Jozdan, A. Dakheel, and M. Hachicha. 2015. “Effect of Treated Wastewater Irrigation on Heavy Metals Distribution in a Tunisian Soil”. Engineering, Technology & Applied Science Research 5 (3). Greece:805-10. https://doi.org/10.48084/etasr.563.