ZACHARIAS, V. J.; BHARDWAJ, A. K. A Preliminary List of Ampmbian Fauna of Periyar Tiger Reserve Thekkady, Kerala, South India. Indian Forester, [S. l.], v. 122, n. 3, p. 247–249, 1996. DOI: 10.36808/if/1996/v122i3/6239. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/6239. Acesso em: 10 jul. 2025.