Mr. E. R. Stevens. Indian Forester, [S. l.], v. 55, n. 4, 1929. DOI: 10.36808/if/1929/v55i4/19685. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/19685. Acesso em: 4 dec. 2025.