1. Rogers E. M. 2003. Diffusion of innovations (5th ed.). Free Press NY. Rogers E. M. 2003. Diffusion of innovations (5th ed.). Free Press NY.
2. Freeman P. A. 2007. Is 'designing' cyberinfrastructure -- or even defining it -- possible? First Monday 12 (Jun. 2007) http://www.uic.edu/htbin/cgiwrap/bin/ojs/index.php/fm/article/view/1900/1782. Freeman P. A. 2007. Is 'designing' cyberinfrastructure -- or even defining it -- possible? First Monday 12 (Jun. 2007) http://www.uic.edu/htbin/cgiwrap/bin/ojs/index.php/fm/article/view/1900/1782.
3. NSF. 2009. From supercomputing to the TeraGrid Retrieved October 5 2009 from http://www.nsf.gov/news/special_reports/cyber/fromsctotg.jsp NSF. 2009. From supercomputing to the TeraGrid Retrieved October 5 2009 from http://www.nsf.gov/news/special_reports/cyber/fromsctotg.jsp
4. Markoff J. 1997. U.S. to support fewer supercomputer centers. The New York Times on the Web from http://partners.nytimes.com/library/cyber/week/033197super.html Markoff J. 1997. U.S. to support fewer supercomputer centers. The New York Times on the Web from http://partners.nytimes.com/library/cyber/week/033197super.html