1. US electrical grid gets less reliable;Amin,2011
2. Smart grid's $200 billion investment lures Cisco, ABB;Businessweek,2010
3. Smart grid investment grant program. Smartgrid.gov;DOE,2012
4. Industrial, agriculture & water. Demand response research center;DRRC,2011
5. 2006 energy consumption by manufacturers—data tables;EIA,2009