1.
Calles-Jiménez RF, Paredes-Peralta DC, Aguirre-Alarcón CA, Camacho-Oleas ME. Communicative activities in the development of oral competence in Ecuadorian students compared to the Cambridge Key Exam. REV CIENC SOC-VENEZ [Internet]. 21 de junio de 2024 [citado 29 de julio de 2025];30:19-4. Disponible en: https://produccioncientifica.luz.edu.ve/index.php/rcs/article/view/42245