1. Energy efficiency with case studies. Discussion Paper. International Chamber of Commerce. Document No. 213/75; 19 November 2009.
2. The Energy Data Directory and Yearbook; 2009.
3. Rue du Can S, McNeil M, Sathaye J. “India Energy Outlook: End Use Demand in India to 2020”. Environmental Energy Technologies Division. Ernest Orlando Lawrence Berkeley National Laboratory; January 2009.
4. The Energy Conservation Act; 2001 (No. 52 of 2001).
5. Energy Synergy Dialogue by Dr. Ajay Mathur, World Energy Council; February 2011.