1. Software killed the radio star;Biever;New Scientist,2005
2. Borland, J. (2005, May 2). ‘Star Wars’ and the fracas over fan films. CNET News.com. Retrieved from http://news.com.com/Star+Wars+and+the+fracas+over+fan+films/2008-1008_3-5690595.html
3. Outline of a theory of practice;Bourdieu,1977
4. Exploring antecedents and consequences of consumer creativity in a problem-solving context;Burroughs;Journal of Consumer Research,2004
5. The innovator's dilemma;Christensen,1997