Improvement Of CEFR Levels in Foreign Language Teaching. Journal of Pedagogical Inventions and Practices, [S. l.], v. 33, p. 24–29, 2024. DOI: 10.62480/jpip.2024.vol33.pp24-29. Disponível em: https://mail.zienjournals.com/index.php/jpip/article/view/5372. Acesso em: 26 oct. 2025.