حمود مناف يوسف, and اصغر مريم عبد الحسين. “Multi-Level Model of the Factors That Affect the Escalation of Dust in Iraq”. Journal of Economics and Administrative Sciences 21, no. 82 (April 1, 2015): 374. Accessed May 1, 2025. https://www.jeasiq.uobaghdad.edu.iq/index.php/JEASIQ/article/view/608.