ALMAIRY, Sidahmed; RAHBAR, Mohammad. The impact of External Trade on Foreign-Exchange Reserves in Sudan. International Journal of Natural Sciences: Current and Future Research Trends , Jordan, v. 20, n. 1, 2025. Disponível em: https://ijnscfrtjournal.isrra.org/Natural_Sciences_Journal/article/view/343. Acesso em: 22 sep. 2025.