Scale Adaptation and Validation to Assess the Development of 21st Century Skills in Secondary School Students. Revista Electrónica Educare, [S. l.], v. 27, n. 3, p. 1–22, 2023. DOI: 10.15359/ree.27-3.17251. Disponível em: https://www.revistas.una.ac.cr/index.php/EDUCARE/article/view/17251.. Acesso em: 7 jan. 2025.