Peran Unit Dikyasa Satuan Lalu Lintas Polres Purworejo dalam Menekan Angka Kecelakaan Lalu Lintas: The Role of Dikyasa Traffic Unit Police of Purworejo Regional Police in Suppressing Traffic Accident Rates. Advances in Police Science Research Journal, [S. l.], v. 1, n. 1, p. 195–244, 2017. DOI: 10.70526/apsrj.v1i1.22. Disponível em: https://journal.akpol.ac.id/index.php/apsrj/article/view/22. Acesso em: 24 oct. 2026.