Sirag, Abdalla, Hamisu S. Ali, Zakaria Lacheheb, Osman S. Ahmed, and Emad E. Omer. “Financial Development, FDI, and Economic Growth in Low- and Middle-Income Countries: A Dynamic Panel Threshold”. Journal of Human, Earth, and Future 6, no. 1 (March 1, 2025): 203–218. Accessed June 15, 2025. https://www.hefjournal.org/index.php/HEF/article/view/498.