Srivastava, K. K., A. K. Bhardwaj, C. J. Abraham, and V. J. Zacharias. “Status and Habitats of Raptors in Periyar”. Indian Forester 121, no. 10 (October 1, 1995): 917–921. Accessed December 5, 2025. http://indianforester.co.in/index.php/indianforester/article/view/7320.