1. American Association for the Advancement of Science (AAAS) (1986) Guatemala: Casos Reportados: 1980–85. AAAS, Washington
2. Ball P, Kobrak P, Spirer HF (1999) State violence in Guatemala, 1960–1996: a quantitative reflection. AAAS, Washington
3. Ball P, Spirer HF (2000). AAAS/CIIDH database. AAAS Washington
4. Black AN, Burns BD, Zuckerman S (1941). Experimental study of the wounding mechanism of high velocity projectiles. British Medical Journal 2:872–874
5. Comisión para el Esclarecimiento Histórico (CEH) (1999) Guatemala: Memoria del Silencio. CEH, Guatemala City