“CREEP AND MORPHOLOGICAL EVALUATION OF POLYPROPYLENE WASTE MODIFIED ASPHALT FOR PAVEMENT APPLICATIONS”, NIJOTECH, vol. 39, no. 3, pp. 654–664, Jun. 2020, Accessed: Apr. 17, 2026. [Online]. Available: https://www.nijotech.com/index.php/nijotech/article/view/2346