E. A. I. Zeinelabdin, M. M. Y. Haj Alhade, and M. A. A. Alkhabir, “The government spending on education and health, and its impact on sustainable development in Sudan between (1995 - 2015)”, JEALS, vol. 5, no. 2, pp. 152–135, Jan. 2021, doi: 10.26389/AJSRP.A010720.