SPINAGE, C. Botswana’s problem elephants. Pachyderm, [S. l.], v. 13, n. 1, p. 14–19, 1990. DOI: 10.69649/pachyderm.v13i1.700. Disponível em: https://pachydermjournal.org/index.php/pachyderm/article/view/700. Acesso em: 27 apr. 2026.