Biju, Talo, and Danie Mize. “Distribution, Population Trend and Threats of Three Critically Endangered Gyps Vulture in Indian Subcontinent: A Review”. Dera Natung Government College Research Journal 6, no. 1 (December 27, 2021): 55–65. Accessed September 1, 2024. https://dngc.ac.in/journals/index.php/dngcrj/article/view/96.