Bhuiyan, Z. A., M. Z. Ali, M. M. Moula, M. A. Bary, N. Arefin, .-. Md Giasuddin, and Z. U. M. Khan. “Seroprevalence of Major Avian Respiratory Diseases in Broiler and Sonali Chicken in Selected Areas of Bangladesh”. Journal of Advanced Veterinary and Animal Research, vol. 6, no. 4, Nov. 2019, pp. 561-6, https://banglajol.info/index.php/JAVAR/article/view/44148.