DOUGLAS-HAMILTON, I. Elephants hit by African arms race: recent factors affecting elephant populations. Pachyderm, [S. l.], v. 2, n. 1, p. 11–13, 1983. DOI: 10.69649/pachyderm.v2i1.559. Disponível em: https://pachydermjournal.org/index.php/pachyderm/article/view/559. Acesso em: 18 jun. 2026.