Extracts. Indian Forester, [S. l.], v. 59, n. 9, p. 614–624, 1933. DOI: 10.36808/if/1933/v59i9/20430. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/20430. Acesso em: 4 dec. 2025.