Evaluation of the Design and Didactic Development of Three Blended Learning Subjects. A Pilot Plan of the Faculty of Social Sciences at the Universidad Nacional, Costa Rica. Revista Electrónica Educare, [S. l.], v. 23, n. 1, p. 1–16, 2019. DOI: 10.15359/ree.23-1.6. Disponível em: https://www.revistas.una.ac.cr/index.php/EDUCARE/article/view/9221.. Acesso em: 28 apr. 2025.