DEDI ASMADI; NELVITIA PURBA. APPLICATION OF THE PRINCIPLE OF PROPORTIONALITY AND POLICE DISCRETION IN THE SAFETY OF THE STUDENTS (STUDY AT THE BATU BARA POLICE). Jurnal Ilmu Hukum dan Keadilan, [S. l.], v. 1, n. 3, p. 80–89, 2026. Disponível em: https://e-journalbarokahpublisher.com/index.php/jihuk/article/view/462. Acesso em: 24 okt. 2026.