“Efforts of the Police Goes to School Unit Kamsel Polrestabes Surabaya Program in Minimizing the Use of Brong Exhausts Among Students”. Advances in Police Science Research Journal 7, no. 1 (September 16, 2024). Accessed October 24, 2026. https://journal.akpol.ac.id/index.php/apsrj/article/view/1379.