Makendran C, Vignesh Kumar M, B. Mahalingam, S. Packialakshmi, Chennai - 600119 Tamil Nadu, India 5, “Roughness Prediction Models Based on Variable Distress Parameters using Neural Network and MLRA for PMGSY roads”, IJAST, vol. 29, no. 7s, pp. 2209-2218, Apr. 2020.