WESTERN, D. Rationale for investigations of African rhino systematics. Pachyderm, [S. l.], v. 9, n. 1, p. 3–3, 1987. DOI: 10.69649/pachyderm.v9i1.645. Disponível em: https://pachydermjournal.org/index.php/pachyderm/article/view/645. Acesso em: 28 apr. 2026.