T’SAS-ROLFES, M.; MOYLE, B.; STILES, D. The complex policy issue of elephant ivory stockpile management. Pachyderm, [S. l.], v. 55, p. 62–77, 2014. Disponível em: https://pachydermjournal.org/index.php/pachyderm/article/view/355. Acesso em: 23 apr. 2024.