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Cardoso, Katia; Roque, Sílvia (2011), "Overcoming Marginalization and Securitization: An analysis of the potential causes of collective youth violence in Bissau (Guinea-Bissau) and Praia (Cape Verde)", Oficina do CES, 365
Cardoso, Katia; Santos, Rita; Roque, Sílvia; Moura, Tatiana (2011), "Youth, Collective Urban Violence and Security: Key Findings", Initiative for Peacebuilding - Early Warning Analysis to Action