NURHIDAYAH DALIMUNTHE; REVA PUTRI ARIHAN; GALIH SUPRAJA. Mitigating Procurement Fraud through Strengthening Internal Control Systems and Risk-Based Audits. International Journal of Economic Research and Financial Accounting (IJERFA), [S. l.], v. 4, n. 4, 2026. DOI: 10.55227/ijerfa.v4i4.462. Disponível em: https://ijerfa.afdifaljournal.com/index.php/ijerfa/article/view/462. Acesso em: 2 jul. 2026.