Pakpahan, Jonathan Reinhart. 2024. “The Role of the Dikyasa Traffic Unit of the Purwakarta Police Satlantas Dikyasa in Reducing the Numbers of Traffic Violations by SMA/SMK Students in the Purwakarta Police Jurisdiction Area”. Police Studies Review 6 (11). http://journal.akpol.ac.id/index.php/psr/article/view/232.