Kalyana, Arkan. “The Role of the Samapta Patrol Unit in Preventing Theft by Force at Polresta Magelang”. Advances in Police Science Research Journal 6, no. 4 (September 15, 2024). Accessed November 25, 2024. http://journal.akpol.ac.id/index.php/apsrj/article/view/1190.