PADILLA PADILLA, Karen; VALENCIA SILVA, Estefanía; ANRANGO, Gladys Margarita; FLORES ALBUJA, Fernando; VÁSQUEZ FLORES, Steven. Mobile Applications for Enhancing Oral Fluency in English as a Foreign Language Learners: A Systematic Review. Revista Ecos de la Academia, [S. l.], v. 11, n. 21, p. e1268, 2025. DOI: 10.53358/ecosacademia.v11i21.1268. Disponível em: https://revistasojs.utn.edu.ec/index.php/ecosacademia/article/view/1268. Acesso em: 14 jun. 2025.