BEN-SHAHAR, R. Elephants and woodlands in northern Botswana: how many elephants should be there?. Pachyderm, [S. l.], v. 23, n. 1, p. 41–43, 1997. DOI: 10.69649/pachyderm.v23i1.891. Disponível em: https://pachydermjournal.org/index.php/pachyderm/article/view/891. Acesso em: 25 apr. 2026.