BRETT, R. SADC regional programme for rhino conservation - update. Pachyderm, [S. l.], v. 32, n. 1, p. 89–90, 2002. DOI: 10.69649/pachyderm.v32i1.1098. Disponível em: https://pachydermjournal.org/index.php/pachyderm/article/view/1098. Acesso em: 24 apr. 2026.