Sule, A.G., and P.A. Abdu. “A Retrospective Study on the Prevalence and Monthly Distribution of Newcastle Disease in Poultry in Bauchi State, Nigeria”. Sokoto Journal of Veterinary Sciences 16, no. 2 (July 12, 2018): 102–105. Accessed October 6, 2026. https://www.ajol.info/index.php/sokjvs/article/view/174374.