Saha, Pritam, Ashoke K. Sarkar, and Manish Pal. “Evaluation of speed–flow Characteristics on Two-Lane Highways With Mixed Traffic”. Transport 32, no. 4 (December 1, 2017): 331–339. Accessed April 18, 2024. https://journals.vilniustech.lt/index.php/Transport/article/view/1071.