Sitaula, Prakash Chandra, Gopal Gautam, and Nhuja Bajracharya. “ Evaluating the Impact of Pavement Surface Condition on Vehicle Speed and Vehicle Operating Cost: A Case Study of Prithvi and B.P. Highways”. Journal on Transportation System and Engineering 2, no. 1 (July 14, 2026): 25–38. Accessed July 19, 2026. https://www.nepjol.info/index.php/jotse/article/view/97154.