Aquino, Christian Garret F., Analyn I. Diola, Ricardo Cruz, and Nemesio Fenomeno. “Beyond Illumination: Evaluating Retroreflective Studs, Driver Behavior, and Governance for Night-Time Road Safety in the Philippines”. Philippine Journal of Basic Studies 1 (December 24, 2025). Accessed July 17, 2026. https://pjbs.pti.edu.ph/index.php/pjbs/article/view/1.