Khaskhoussy, K.; Kahlaoui, B.; Messoudi Nefzi, B.; Jozdan, O.; Dakheel, A.; Hachicha, M. Effect of Treated Wastewater Irrigation on Heavy Metals Distribution in a Tunisian Soil. Eng. Technol. Appl. Sci. Res. 2015, 5, 805-810.