PATIÑO ARISTIZÁBAL, L.G. and CORREA HENAO, J.L. 2017. Studies on Collective Violence in Medellín, 1975-2015: State-of-the Art. Analecta política. 7, 12 (Jun. 2017), 139–162. DOI:https://doi.org/10.18566/apolit.v7n12.a07.