Ardhia, Rafif Naufal. “Implementation of Radio Broadcasting by the Dikyasa Unit in Preventing Traffic Violations in the Jurisdiction of the Sumedang Police”. Police Studies Review 6, no. 1 (October 19, 2024). Accessed March 16, 2025. http://arneta.akpol.ac.id:443/10.23.97.227/index.php/psr/article/view/386.