PERRY, S. J. .; TUCKER, B. V. . L2 Production of American English Vowels in Function Words by Spanish L1 Speakers. Canadian Acoustics, [S. l.], v. 47, n. 3, p. 94–95, 2019. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/3328. Acesso em: 25 jun. 2024.