“Concentration of Some Trace Elements in Falling Particulate and Soil in Vicinity Region of Bricks Factories in Al-Nassiriya City. ”. University of Thi-Qar Journal of Science 3, no. 1 (July 17, 2011): 76–88. Accessed December 26, 2024. http://mail.jsci.utq.edu.iq/index.php/main/article/view/232.