VILA, Joaquin; PEARSON, Lon. A Computerized Phonetics Instructor: BABEL. CALICO Journal, [S. l.], v. 7, n. 3, p. 3–29, 2013. DOI: 10.1558/cj.v7i3.3-29. Disponível em: https://journal.equinoxpub.com/Calico/article/view/2023.. Acesso em: 16 jul. 2024.