1. Available at: http://www.nesc.ac.uk/nesc/define.html, last accessed May 2006
2. Available at: http://info.web.cern.ch/Press/PressReleases/Releases 2005/PR06.05E.html, last accessed May 2006
3. Available at: http://www.nih.gov/news/pr/dec2004/ncrr-08.htm, last accessed May 2006
4. Foster, I., and Kesselman, C.: ‘The grid: blueprint for a new computing infrastructure’, (Morgan Kaufmann Publishers Inc., San Francisco, CA, USA 1998)