Islam, M.A., M.A. Samad, and M.B. Rahman. “Evaluation of Alum Precipitated Formalin Killed Fowl Cholera Vaccines With Their Immunologic Responses in Ducks”. International Journal of Poultry Science 3, no. 2 (January 15, 2004): 140–143. Accessed September 22, 2025. https://ijpsjournal.org/index.php/ijps/article/view/155.