"Guayule Rubber". Indian Forester, [S. l.], v. 36, n. 10, p. 622–623, 1910. DOI: 10.36808/if/1910/v36i10/17322. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/17322. Acesso em: 5 dec. 2025.