Gopal, Sivaprakash, and Ajithkumar Padmarekha. “Influence of Bituminous Layer Modulus and Soil Layer Properties on the Modulus of Granular Layer”. Journal of Engineering and Technological Sciences 56, no. 4 (August 6, 2024): 499–509. Accessed October 10, 2025. https://jets.itb.ac.id/jets/article/view/328.