Olanrewaju , H.; Purswell, J.; Collier, S.; Branton, S. Effect of Varying Light Intensity on Growth Performance and Carcass Characteristics of Broiler Chickens Grown to Heavy Weights. Int. J. Poult. Sci. 2011, 10 (12), 921–926. https://doi.org/10.3923/ijps.2011.921.926.