ACOSTA LÓPEZ, Juan Carlos. Unveiling hidden opportunities: a case study on the perception of affordances in informal english learning activities mediated by technology in a fl teacher-training program. Documentos de Trabajo ECEDU, "Bogotá, CO", v. 1, n. 1, p. 33–47, 2023. DOI: 10.22490/ECEDU.8389. Disponível em: https://publicaciones.unad.edu.co/index.php/wp_ecedu/article/view/8389. Acesso em: 4 aug. 2025.