Extracts. Indian Forester, [S. l.], v. 63, n. 8, p. 556–561, 1937. DOI: 10.36808/if/1937/v63i8/21223. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/21223. Acesso em: 5 dec. 2025.