MORA PRECIADO, Franklin Absalon; BATISTA MEDINA , Isabel; BONILLA TENESACA, Josué Reinaldo. Using Grok to improve English speaking fluency in B1 English as a Foreign Language (EFL) Learners. Arandu UTIC, [S. l.], v. 12, n. 4, p. 1767–1788, 2025. DOI: 10.69639/arandu.v12i4.1780. Disponível em: https://www.uticvirtual.edu.py/revista.ojs/index.php/revistas/article/view/1780. Acesso em: 10 feb. 2026.