GROVES, C.; ROBOVSKÝ, J. African rhinos and elephants: biodiversity and its preservation. Pachyderm, [S. l.], v. 50, p. 69–71, 2011. DOI: 10.69649/pachyderm.v50i.268. Disponível em: https://pachydermjournal.org/index.php/pachyderm/article/view/268. Acesso em: 24 apr. 2026.