Nikhil Raghavan (19 November 2015). "What's unique about Ulkuthu?". The Hindu. Archived from the original on 1 October 2023. Retrieved 20 November 2015.
Nikhil Raghavan (19 November 2015). "What's unique about Ulkuthu?". The Hindu. Archived from the original on 1 October 2023. Retrieved 20 November 2015.