A RISK-BASED CUSTOMS CONTROL SYSTEM IN FREE ZONES. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference, [S. l.], v. 4, p. 224–231, 2024. DOI: 10.17770/etr2024vol4.8235. Disponível em: https://archive-journals.rtu.lv/etr/article/view/5075.. Acesso em: 11 mar. 2026.