Jensen, David International Max Planck Research School on Retaliation, Mediation and Punishment, Max Planck Society; Criminology, Max Planck Institute for Foreign and International Criminal Law, Max Planck Society;
Jensen, D. (2012). Maras: A Study of Their Origin, International Impact, and the Measures Taken to Fight Them. PhD Thesis, Albert-Ludwigs-Universität, Freiburg i. Br.