Ramesh, T., J.P.P. Chakravarthi, S. Balachandran, and R. Kalle. 2012. “CEPF Western Ghats Special Series: Birds of Lower Palni Hills, Western Ghats, Tamil Nadu”. Journal of Threatened Taxa 4 (14):3269-83. https://doi.org/10.11609/JoTT.o3051.3269-83.