Analysis of Performance Differences among Students in Urban and Non-urban Centers Based on Compulsory Secondary Education Special Awards. Revista Electrónica Educare, [S. l.], v. 19, n. 3, p. 1–19, 2015. DOI: 10.15359/ree.19-3.23. Disponível em: https://www.revistas.una.ac.cr/index.php/EDUCARE/article/view/6901.. Acesso em: 14 apr. 2025.