1. 〈https://www.cia.gov/cia/publications/factbook/geos/in.html〉.
2. Indian wind energy association 〈http://www.inwea.org/WEIndia.htm〉.
3. Wind and solar power systems by M R. Patel, 2nd Ed. CRC Press, 2006.
4. Ministry of Power Government of India, 〈http://powermin.nic.in〉.
5. India strengthening institutions for sustainable growth country environmental analysis, report by the World Bank, siteresources.worldbank.org/INDIAEXTN/Resources/295583-76163782791/ch1.pdf.