VERGINE, G.; D’ELY, R. EFL speaking and individual differences in working memory capacity: grammatical complexity and weighted lexical density in the oral production of beginners. Signótica, Goiânia, v. 20, n. 2, p. 335–366, 2009. DOI: 10.5216/sig.v20i2.6084. Disponível em: https://revistas.ufg.br/sig/article/view/6084. Acesso em: 23 abr. 2024.