د. صلاح محمد ابراهيم أحمد and محمد مسعود محمد ادريس (2016) “The impact of external cash flows on economic growth in Sudan During the period (1990-2014)”, White Nile Journal for Studies and Research, (8), pp. 8–31. Available at: https://journals.wnu.edu.sd/index.php/wnjsr/article/view/197 (Accessed: 13 June 2026).