TANBOUR, Kayed; NOUR, Abdelnaser. Factors Affecting the Effectiveness of the Internal Control System: A Field Study on the Income Tax Departments in Palestine. Al-Balqa Journal for Research and Studies, [S. l.], v. 25, n. 1, p. 161–183, 2022. DOI: 10.35875/1105-025-001-010. Disponível em: https://ajrs.ammanu.edu.jo/ojs/index.php/albalqajournal/article/view/80.. Acesso em: 10 oct. 2026.