Challenges and lessons learned in implementing COIL projects: a perspective from teaching experience. Revista Reflexión e Investigación Educacional, [S. l.], v. 7, n. 2, p. 1–8, 2025. DOI: 10.22320/reined.v7i2.7597. Disponível em: https://revistas.ubiobio.cl/index.php/REINED/article/view/7597. Acesso em: 16 oct. 2026.