KHALIFA, A. H. A Short Note on Sudan Forests Vegetation. Indian Forester, [S. l.], v. 90, n. 12, p. 819–821, 1964. DOI: 10.36808/if/1964/v90i12/25050. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/25050. Acesso em: 10 jul. 2025.