Hoesin, K. “Optimization of Dikmas Lantas by Kamsel Unit in the Framework of Suppressing Traffic Violations of Riding Motorcycles Without Wearing a Helmet at Polresta Magelang”. Advances in Police Science Research Journal, Vol. 4, no. 5, Sept. 2024, http://journal.akpol.ac.id/index.php/apsrj/article/view/982.