Jalal Kamali, Mohammad Hossain, Mohammad Saeed Monajjem, and Mohammad Sadegh Ayubirad. “Studying the Effect of Spiral Curves and Intersection Angle, on the Accident Ratios in Two-Lane Rural Highways in Iran”. Promet - Traffic&Transportation 25, no. 4 (July 19, 2013): 343-348. Accessed May 2, 2024. http://traffic.fpz.hr/index.php/PROMTT/article/view/332.