Khayyat, M.; Aboulola, O.; aljojo, N.; Alharbi, B.; Almalki, N.; Al-zahrani, M.; Al-ghamdi, T.; Al-qarni, L. The Simulation and Prototyping of a Density-Based Smart Traffic Control System for Learning Purposes. Int. J. Onl. Eng. 2020, 16, pp. 70-81.