STEBBING, E. P. The Threat of Sahara. Indian Forester, [S. l.], v. 63, n. 12, p. 869–870, 1937. DOI: 10.36808/if/1937/v63i12/21324. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/21324. Acesso em: 29 oct. 2025.