Links:
[1] http://admin.indiaenvironmentportal.org.in/news/dual-flush-system-compulsory-bmc
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-mumbai
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/flush-toilets
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sanitation
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-sanitation
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/maharashtra
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mumbai