RAMADHAN, R. P. . What drives internal audit effectiveness? A systematic literature review of 20 years of evidence. Jurnal Mantik, [S. l.], v. 9, n. 1, p. 189-204, 2025. DOI: 10.35335/mantik.v8i5.6346. Disponível em: https://www.ejournal.iocscience.org/index.php/mantik/article/view/6346. Acesso em: 9 jun. 2026.