Links:
[1] http://admin.indiaenvironmentportal.org.in/news/metro-brts-regional-rail-big-bonus
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-ahmedabad
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/public-transport
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/high-capacity-bus
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/metro
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/gujarat
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ahmedabad-d