M. N. F. Nizama, C. G. Vela, O. R. Arevalo, J. Y. N. Delgado, and V. Rivadeneira, “Purple corn cob (Zea mays L.) powder at different percentages on performance, fatty acid, nutrients profile, and lipoperoxidation in eggs from laying hens”, J. Adv. Vet. Anim. Res, vol. 12, no. 3, pp. 760–773, Dec. 2025.