BABA, Y. N. External Debt Stock, Real Exchange Rate and Economic Growth in Sub Saharan Africa: A System GMM Approach. Lapai Journal of Economics, [S. l.], v. 4, n. 2, p. 188–198, 2020. DOI: 10.2022/lje.v4i2.89. Disponível em: https://ojs.ibbujournals.com.ng/index.php/lje/article/view/89. Acesso em: 25 aug. 2024.