VELONJARA, H. M., and I.-M. GONDJE-DACKA. “Foreign Direct Investment, Three Main Sectors of the Economy and Economic Growth: Evidence from West African Countries”. Journal of Economic and Social Thought, vol. 6, no. 3, Oct. 2019, pp. 156-67, https://journals.econsciences.com/index.php/JEST/article/view/1921.