ADAPTIVE LEARNING SYSTEMS FOR LANGUAGE PROFICIENCY DEVELOPMENT IN HIGHER EDUCATION: A SYSTEMATIC LITERATURE REVIEW. Impact International Journals and Publications, [S. l.], v. 2, n. issue 2, p. 567–580, 2026. Disponível em: https://impactinternationaljournals.com/publications/index.php/ojs/article/view/408. Acesso em: 25 jun. 2026.