1.) Employees' Provident Fund Organization. Annual report(various issues).
2.) India Wealth Report. (2011). Where do Indian individuals invest their wealth. Karvy Private Wealth.
3.) OECD. (1998). Maintaining prosperity in an ageing society. Paris: OECD.
4.) Project OASIS Report. (2000). Committee report. Ministry for Social Justice and Empowerment, Government of India.
5.) Reserve Bank of India (2013). Handbook of statistics of the Indian economy. Mumbai: RBI.
6.) Reserve Bank of India. Annual report(various issues). Mumbai: RBI.
7.) Shah, A. (2000). Issues in pension system reform in India. Mumbai: Indira Gandhi Institute for Development Research.
8.) Shah, A. (2005). A sustainable and scalable approach in Indian pension reform. New Delhi: Rajiv Gandhi Institute for Contemporary Studies.
9.) United Nations (U.N.). (2012). Population ageing and development report. Department of Economic and Social Affairs, UNO.
10.) World Bank. (1994). Averting the old age crisis: Policies to protect the old and promote growth. OUP: World Bank.
11.) World Bank. (2001). India: The challenge of old age income security. World Bank.