YOUSIF, F. M. K.; MUSA, A. M. A. The Determinants Factors of Balance of Payments: An Investigation from Sudan through the Period 1980-2016. American Scientific Research Journal for Engineering, Technology, and Sciences, [S. l.], v. 38, n. 1, p. 265–282, 2017. Disponível em: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/3343. Acesso em: 1 may. 2024.