1. Action plan for energy efficiency: realising the potential;Commission of the European Communities,2006
2. Federal department, public law 109 – 58 – energy policy act of 2005;United States Congress,2005
3. Integrated energy policy – report of the expert committee;Government of India Planning Commission,2006
4. Australian Government. Energy task force. Department of the prime minister and cabinet, white paper – securing Australia’s energy future.
5. Press release, April 27th. In two votes the European parliament expresses its broad support for smart metering: every household in the EU to be fitted with smart meters by 2022;European Smart Metering Group (ESMIG),2009