IMPACT OF INTERNAL AUDIT AND WHISTLEBLOWING SYSTEMS FROM FRAUD PROTECTION ON BUMN COMPANYS NUMBERED ON THE INDONESIAN SHIPPING BORSE PERIOD 2021-2023. International Journal of Economic Integration and Regional Competitiveness, [S. l.], v. 1, n. 5, p. 1–8, 2024. DOI: 10.61796/ijeirc.v1i5.111. Disponível em: https://e-journal.antispublisher.id/index.php/IJEIRC/article/view/111. Acesso em: 7 dec. 2025.