1. 〈http://powermin.nic.in/Energy-Efficiency〉.
2. 〈http://www.cea.nic.in/reports/monthly/generation_rep/tentative/jan15/tentative-jan15.html〉.
3. 〈http://www.reegle.info/policy-and-regulatory-overviews/IN〉.
4. The carbon content of Japan–US trade;Ackerman;Energy Policy,2007
5. Assessment of Achievable Potential of New and Renewable Energy Resources in Different States During 12th Plan Period, March 2012.