SMITH, B.; HUTCHINS, M. The value of captive breeding programmes to field conservation: elephants as an example. Pachyderm, [S. l.], v. 28, n. 1, p. 101–109, 2000. DOI: 10.69649/pachyderm.v28i1.1003. Disponível em: https://pachydermjournal.org/index.php/pachyderm/article/view/1003. Acesso em: 24 may. 2026.