Araujo Portugal, Juan Carlos. “Oral Activities With an Information Gap to Developing Speaking Skills in a Foreign Language”. Íkala, Revista de Lenguaje y Cultura 22, no. 3 (October 11, 2017): 404–425. Accessed February 8, 2025. https://revistas.udea.edu.co/index.php/ikala/article/view/26358.