Links:
[1] http://admin.indiaenvironmentportal.org.in/news/mines-ministry-chawla-differ-early-auctions
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/financial-express-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ministry-mines
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mining
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/minerals
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mineral-based-industry