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3. Instituto de Estudios Ambientales (IDEA) National University of Colombia-Manizales 2005 Indicators of disaster risk and risk management: program for Latin America and the Caribbean. Main Technical Report Washington DC: Inter-American Development Bank.
4. United Nations Development Programme (UNDP) 2004 Reducing disaster risk: a challenge for development. New York NY: United Nation Development Programme Bureau for Crisis Prevention and Recovery.