Evaluating the Performance of Traffic Flow in Four Intersections and Two Roundabouts in Petaling Jaya and Kuala Lumpur Using Sidra 4.0 Software. J. Teknol. [Internet]. 2015 Jan. 8 [cited 2025 Jan. 16];72(4). Available from: https://journals.utm.my/jurnalteknologi/article/view/3906