1- http://planningcommission.nic.in/news/pre_pov2307.pdf
2- http://www.livemint.com/Politics/1QvbdGnGySHo7WRq1NBFNL/Poverty-rate-down-to-22-Plan-panel.html
3- http://finmin.nic.in/reports/IPFStat201011.pdf
4- http://www.thehindubusinessline.com/economy/current-taxpayers-number-too-small-cbdt-chief/article4823373.ece
5- http://capitalmind.in/2012/04/only-406k-taxpayers-earn-over-20-lakhs-dtc-report/
6- http://www.deccanherald.com/content/299566/less-3-percent-file-income.html)