Hussain Abid Awn, Safa, Waad Abdul Sattar Hussain, and Hassan Obaid Abbas. 2019. “EFFECT OF BURNING CYCLES ON THE PHYSICAL PROPERTIES OF CLAY”. Journal of Engineering and Sustainable Development 23 (2): 79-92. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/278.