LEVY, Daniel; ARENAS, Jorge. The Tuition Battle at Mexico’s National University. International Higher Education, [S. l.], n. 16, 1999. DOI: 10.6017/ihe.1999.16.6494. Disponível em: https://www.ejournals.bc.edu/index.php/ihe/article/view/6494. Acesso em: 29 apr. 2026.