Thimmakka started to plant banyan trees to overcome the grief of being childless: Priyanjana Dutta. "Woman plants trees, village thrives". Online webpage of Ibnlive.com. Retrieved 2007-05-23.
"About Thimmakka". Online Webpage of Thimmakka.org. Thimmakka's Resources for Environmental Education. Archived from the original on 2006-12-31. Retrieved 2007-05-23.
thimmakkafoundation.org
"About Thimmakka". thimmakkafoundation.org. Thimmakka Foundation. Archived from the original on 14 நவம்பர் 2017. Retrieved 14 November 2017.
web.archive.org
"About Thimmakka". thimmakkafoundation.org. Thimmakka Foundation. Archived from the original on 14 நவம்பர் 2017. Retrieved 14 November 2017.
"About Thimmakka". Online Webpage of Thimmakka.org. Thimmakka's Resources for Environmental Education. Archived from the original on 2006-12-31. Retrieved 2007-05-23.