VALENCIA GUTIÉRREZ, A. Past and present of violence in Colombia. Sociedad y Economía, [S. l.], n. 27, p. 233–236, 2014. DOI: 10.25100/sye.v0i27.3948. Disponível em: https://sociedadyeconomia.univalle.edu.co/index.php/sociedad_y_economia/article/view/3948. Acesso em: 30 apr. 2024.