Upadhyaya, S. and Raj, M. (2013) “Study on Avian Biodiversity of North-east India with Special Reference to the Conservation of Threatened Species”, International Journal of Bio-resource and Stress Management, 4(Jun, 2), pp. 270–277. Available at: https://ojs.pphouse.org/index.php/IJBSM/article/view/377 (Accessed: 11 September 2025).