Israa Mohsin Turki, Khawla H. H. Shubber. “Four-Legged Unsignalized Intersections Capacity Derived by Conflict Techniques”. International Journal of Intelligent Systems and Applications in Engineering, vol. 11, no. 5s, Apr. 2023, pp. 150-5, https://ijisae.org/index.php/IJISAE/article/view/2761.