The Role of the DIKYASA Unit in Raising Awareness of Using SNI-Certified Helmets to Maintain Traffic Safety and Order (Kamseltibcar Lantas). APSRJ [Internet]. 2024 Sep. 10 [cited 2026 Oct. 24];3(1). Available from: https://journal.akpol.ac.id/index.php/apsrj/article/view/370