• The Fortune at the Bottom of the Pyramid, C.K. Prahalad – 2004

• Blue Ocean Strategy, Chan Kim, Mauborgne - 2005

• Untapped, Creating Value in Underserved Markets, Weiser, Kahane… - 

      2006

• Leading the Revolution, Gary Hamel – 2002

• Doing Business With the Poor, World Business Council for Sustainable 

      Development - 2004

• The Changemakers Review, ASHOKA – June 2002

• www.changemakers.net  , ASHOKA – September 2002

• Stanford Social Innovation, Verano 2005

• Harvard Business Review, Febrero 2004

• Harvard Business Review, Agosto 2005

• América Economía, Diciembre 2005

• Michigan Business School, Diciembre 2003

• California Management Review, Verano 2003

• Expansión, Noviembre 2004

• The Economist, Agosto 2004.