Ibrahim, I.M., A.M.M. Abd El Rhman, and M. El-Shafie. 2016. “Effect of Irradiated Crumb Rubber on Cold Recycled Bitumen Emulsion Mixes Properties”. American Scientific Research Journal for Engineering, Technology, and Sciences 15 (1):76-87. https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/1081.