عطية علوان جاسم. “IMPROVEMENT OF LOCAL CLAYEY BRICK PROPERTIES BY RICE HUSKS ASH ANDSAWDUST ADDITION”. Journal of Engineering and Sustainable Development, vol. 19, no. 6, Nov. 2015, pp. Ar 1-18, https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/793.