BOPAYYA, A. B. Natural Diarrhoea in Elephants. Indian Forester, [S. l.], v. 55, n. 6, p. 354–357, 1929. DOI: 10.36808/if/1929/v55i6/19738. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/19738. Acesso em: 4 dec. 2025.