AHMED, Z. F. The impact of the mother tongue in producing different phonemes of two non-distinctive English sounds by Arabic second language learners. Journal of Second and Multiple Language Acquisition-JSMULA, [S. l.], p. 142–154, 2020. Disponível em: https://science-res.com/index.php/jsmula/article/view/25. Acesso em: 5 dec. 2024.