Kurniadi, Damas Reza. “Law Enforcement of Motorized Vehicles With Muffler Racing by Magelang City Police”. Journal of Law and Legal Reform 1, no. 1 (January 1, 2020): 77-92. Accessed May 4, 2024. https://journal.unnes.ac.id/sju/jllr/article/view/35415.