Links:
[1] http://admin.indiaenvironmentportal.org.in/organisation/embassy-india-bhutan
[2] http://www.indianembassythimphu.bt/
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/south-asia
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/bhutan