VAN DONGEN, I. S. Mombasa in the land and sea exchanges of East Africa. ERDKUNDE, [S. l.], v. 17, n. 1/2, p. 16–38, 1963. DOI: 10.3112/erdkunde.1963.01.02. Disponível em: https://journals-test.ulb.uni-bonn.de/index.php/erdkunde/article/view/1402. Acesso em: 8 oct. 2024.