RAMESH, T.; CHAKRAVARTHI, J.; BALACHANDRAN, S.; KALLE, R. CEPF Western Ghats Special Series: Birds of lower Palni Hills, Western Ghats, Tamil Nadu. Journal of Threatened Taxa, [S. l.], v. 4, n. 14, p. 3269–3283, 2012. DOI: 10.11609/JoTT.o3051.3269-83. Disponível em: https://threatenedtaxa.org/index.php/JoTT/article/view/1317. Acesso em: 22 oct. 2021.