VIGNE, L.; MARTIN, E.; OKITA-OUMA, B. Increased demand for rhino horn in Yemen threatens eastern Africa’s rhinos. Pachyderm, [S. l.], v. 43, p. 73–86, 2020. DOI: 10.69649/pachyderm.v43i.129. Disponível em: https://pachydermjournal.org/index.php/pachyderm/article/view/129. Acesso em: 24 apr. 2026.