VILLAR, A. Education and Cognitive Skills in the Spanish Adult Population. Inter-generational Comparison of Mathematical Knowledge from the PIAAC Data. Advances in Social Sciences Research Journal, [S. l.], v. 1, n. 1, p. 72–88, 2014. DOI: 10.14738/assrj.11.49. Disponível em: http://558368.fgnqrw60.asia/index.php/ASSRJ/article/view/49. Acesso em: 2 dec. 2024.