I., Kperegbeyi J., and Ikperite S. E. “The Effectiveness Of Replacing Maize With Palm Kernel Cake In Broilers’ Starter Diet ”. Journal of Environmental Issues and Agriculture in Developing Countries (JEIADC), vol. 3, no. 1, Oct. 2023, pp. 145-9, http://icidr.org.ng/index.php/jeiadc/article/view/139.