1. Millennium Ecosystem Assessment (2005). Ecosystems and Human Well-being: Biodiversity Synthesis;Corvalan,2005
2. The Economics of Ecosystems and Biodiversity. An interim Report;European Communities,2008
3. CBD (2002), Global Strategy for Plant Conservation, The Secretariat of the Convention on Biological Diversity, Montreal, Canada
4. Biodiversity hotspots for conservation priorities;Myers;Nature,2000
5. Hotspots Revisited: Earth's Biologically Richest and Most Endangered Terrestrial Ecoregions;Mittermeier,2005