1. Arthur, W. B. (2013). Complexity economics: A different framework for economic thought. SFI WORKING PAPER: 2013-04-012. Retrieved the 20th of January 2015 at http://www.santafe.edu/media/workingpapers/13-04-012.pdf .
2. Arthur, W. B. (2015). Complexity and the economy. Oxford: Oxford University Press.
3. Ball, A. F. (2009). Toward a generative theory of change. American Educational Research Review, 46(1), 45–72. Retrieved the 27th of July 2013 at http://aer.sagepub.com/content/46/1/45.full.pdf+html.
4. Ball, A. F. (2012a). To know is not enough. Presidential address AERA 2012. Retrieved from http://www.aera.net/tabid/13250/Default.aspx .
5. Ball, A. F. (2012b). To know is not enough: Knowledge, power, and the zone of generativity. Educational Researcher, 41(8), 283–293.