“The Role of the DIKYASA Unit in Raising Awareness of Using SNI-Certified Helmets to Maintain Traffic Safety and Order (Kamseltibcar Lantas)”.
Advances in Police Science Research Journal 3, no. 1 (September 10, 2024). Accessed August 25, 2026.
https://journal.akpol.ac.id/index.php/apsrj/article/view/370.