Sedgh-Gooyaa, Shadi, et al. “Effects of Various Levels of Metabolizable Energy in Pre-Starter Diets of Broiler Chickens on Growth Performance”. The Journal of Poultry Sciences and Avian Diseases, vol. 2, no. 2, Apr. 2024, pp. 8-12, https://doi.org/10.61838/kman.jpsad.2.2.2.