Nadia, L., R., Hassan, R., Qota, E., & Fayek, H. (2008). Effect of Natural Antioxidant on Oxidative Stability of Eggs and Productive and Reproductive Performance of Laying Hens . International Journal of Poultry Science, 7(2), 134–150. https://doi.org/10.3923/ijps.2008.134.150