Hamdoun, Ammar, and Moafeq Rabeea. “Modification of the Rheological Properties of Baiji Asphalt Using a Chemical System (sulfur: Epoxy)”. Journal of Education and Science 27, no. 2 (April 1, 2018): 20–29. Accessed September 21, 2025. https://ojs.uomosul.edu.iq/index.php/edusj/article/view/41979.