ALAWD, Ayman Abdelghani Hamza; AWAD, Kumait Saeed. with the impact of the Corona pa ndemic (Covid-19) on the global economy by focusing on the Sudanese economy (2019-2021). Tikrit Journal of Administrative and Economic Sciences, [S. l.], v. 18, n. 57, 3, p. 347–361, 2022. DOI: 10.25130/tjaes.18.57.3.21. Disponível em: https://www.tjaes.org/index.php/tjaes/article/view/260. Acesso em: 16 sep. 2026.