Animal Courage. Indian Forester, [S. l.], v. 34, n. 4, p. 225–233, 1908. DOI: 10.36808/if/1908/v34i4/17007. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/17007. Acesso em: 4 dec. 2025.