A. El-Deek and M. Al-Harthi, “Post Molt Performance Parameters of Broiler Breeder Hens Associated with Molt Induced by Feed Restriction, High Dietary Zinc and Fasting”, Int. J. Poult. Sci., vol. 3, no. 7, pp. 456–462, Jun. 2004, doi: 10.3923/ijps.2004.456.462.