MARTÍN, Santiago Nieto; PAYO, Adriana Recamán. An interpretation of educational systems based on cluster analysis linked to variables from the PISA-2006 Report. Revista Española de Pedagogía, [S. l.], v. 69, n. 250, 2025. DOI: 10.22550/2174-0909.3590. Disponível em: https://revistas.unir.net/index.php/rep/article/view/1885. Acesso em: 4 nov. 2025.