Yoruk, M.A., M. Gul, A. Hayirli, and M. Karaoglu. “Multi-Enzyme Supplementation to Peak Producing Hens Fed Corn-Soybean Meal Based Diets”. International Journal of Poultry Science 5, no. 4 (March 15, 2006): 374–380. Accessed September 21, 2025. https://ijpsjournal.org/index.php/ijps/article/view/540.