1)    ISO 14064
2)    Gartner Newsroom April 2007
3)    EU Commission Press Release March 2009
4)    CORDIS (Community Research and Development Information Service)
5)    Stanford University 09 july 2013 (Institute for Energy)
6)    Report to congress on server and datacenter energy efficiency: Public law 109-431, Lawrence Berkeley National Laboratory, 2008
7)    XIV International Symposium SYMORG 2014
8)    McKinsey and co. “Revolutioning Data Center Efficiency”, 2008
9)    IPCC Special Report on Emissions Scenarios 2008
10)    European Environmnent Agency Report 2014