A. Saleh, Fouad, Fadhel A. Abdulla, and Ala’a Jamal Mahdi. 2015. “EFFECT OF ULTRAVIOLET RADIATION ON THERMAL INSULATION OF NATURAL COMPOSITE MATERIALS”. Journal of Engineering and Sustainable Development 19 (5): 147-62. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/820.