Izuki, E., P. Ozung, A. Halilu, E. Nsa, V. Ebegbulem, and O. Kennedy. “Effect of Dietary Enzyme Supplementation on Nutrient Retention in Broiler Chickens Fed Sorghum - Based Diets”. Nigerian Journal of Animal Science, vol. 26, no. 2, July 2026, pp. 163-71, https://njas.org.ng/index.php/php/article/view/1489.