DUQUE QUINTERO, Sandra Patricia; QUINTERO QUINTERO, Marta Lucía; VILLADIEGO, Álvaro Miguel. Pension Subsidized Regime: Medellín Case in the period 1996-2008. Opinión Jurídica, [S. l.], v. 13, n. 25, 2014. Disponível em: https://revistas.udem.edu.co/index.php/opinion/article/view/864. Acesso em: 3 apr. 2025.