Cárdenas-Hernández, C. A. (2014). The presidential re-election in Latin America: Abreakthrough into warlordism and a setback fordemocracy. Universidad Pedagógica y Tecnológica de Colombia.
Chicago-viite (17. p.)Cárdenas-Hernández, Carlos Alfonso. The Presidential Re-election in Latin America: Abreakthrough into Warlordism and a Setback Fordemocracy. Universidad Pedagógica y Tecnológica de Colombia, 2014.
MLA-viite (9. p.)Cárdenas-Hernández, Carlos Alfonso. The Presidential Re-election in Latin America: Abreakthrough into Warlordism and a Setback Fordemocracy. Universidad Pedagógica y Tecnológica de Colombia, 2014.
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