Extracts. Indian Forester, [S. l.], v. 68, n. 2, p. 99–114, 1942. DOI: 10.36808/if/1942/v68i2/21991. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/21991. Acesso em: 20 feb. 2026.