Planting Rubber with Tea in Ceylon. Indian Forester, [S. l.], v. 30, n. 1, p. 45–47, 1903. DOI: 10.36808/if/1904/v30i1/16338. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/16338. Acesso em: 4 dec. 2025.