Ahmed F. Mohamed, T. S. Mandourah, Mohammed Y. Abdellah, Mohamed K. Hassan, S. Azam,. 2020. “Investigation of Fracture Behavior for Natural Silk Fibers Used As Constitute In a Composite Fabric to Resist Hard Environmental Conditions”. International Journal of Advanced Science and Technology 29 (4s), 1311 -21. http://sersc.org/journals/index.php/IJAST/article/view/6785.