GILL, Tom. What are we After?. Indian Forester, [S. l.], v. 67, n. 8, p. 423–425, 1941. DOI: 10.36808/if/1941/v67i8/21902. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/21902. Acesso em: 19 feb. 2026.