1. Albarran, A. (2010). The transformation of the media and communication industries. Pamplona: Ediciones Universidad de Navarra.
2. Anderson, C. (2006). The Long Tail: Why the future of business is selling less or more. New York: Hyperion.
3. Arango Forero, G., Arango, M. F., Llaña, L., & Serrano, M. C. (2010). Colombian media in the XXI century: The re-conquest by foreign investment. Palabra Clave, 13(1), 59–76.
4. Bermejo, F. (2009). Audience manufacture in historical perspective: From broadcasting to Google. New Media & Society, 11(1–2), 133.
5. Bianco, A. (2004, July 12). The vanishing mass market. Business Week, 60–68. Retrieved from
http://www.businessweek.com/magazine/content/04_28