Dhama, K., M. Mahendran, and S. Tomar. “ Pathogens Transmitted by Migratory Birds: Threat Perceptions to Poultry Health and Production”. International Journal of Poultry Science 7, no. 6 (May 15, 2008): 516–525. Accessed September 22, 2025. https://ijpsjournal.org/index.php/ijps/article/view/987.