MUELLE, Luis. Risk Factors for Low Academic Performance and Social Inequality in Peru according to PISA 2012. Apuntes. Social Sciences Journal, [S. l.], v. 43, n. 79, p. 9–45, 2016. DOI: 10.21678/apuntes.79.865. Disponível em: https://revistas.up.edu.pe/apuntes/article/view/761. Acesso em: 10 sep. 2026.