EL-BUSHRA, E.-S. The Sphere of Influence of Khartoum Conurbation, Sudan. ERDKUNDE, [S. l.], v. 30, n. 4, p. 286–294, 1976. DOI: 10.3112/erdkunde.1976.04.05. Disponível em: https://journals-test.ulb.uni-bonn.de/index.php/erdkunde/article/view/1800. Acesso em: 4 apr. 2025.