TRIPP, Carol. Rocket Spanish Premium. CALICO Journal, [S. l.], v. 30, n. 3, p. 472–480, 2013. DOI: 10.11139/cj.30.3.472-480. Disponível em: https://journal.equinoxpub.com/Calico/article/view/7905.. Acesso em: 16 jul. 2024.