The Role of Internal Audit in Enhancing the Effectiveness of Budgetary Control at the High Prosecutor’s Office of North Sumatra. Prosiding Simposium Ilmiah Akuntansi, [S. l.], p. 18–31, 2026. Disponível em: https://sia-iaikpd.fdaptsu.org/index.php/sia/article/view/312.. Acesso em: 27 feb. 2026.