Aguado Odina, Teresa, Belén Ballesteros Velázquez, and Patricia Mata Benito. “The Meaning of Compulsory Schooling: Equality of Opportunities Versus Selection and Competitiveness”. Avances en Supervisión Educativa, no. 18 (May 1, 2013). Accessed February 12, 2026. https://avances.adide.org/index.php/ase/article/view/152.