« PERFORMANCES OF THE INDIGENOUS CHICKENS OF NIGERIA AND THE APOLLO 1. EGG WEIGHT, RATE OF PRODUCTION AND FACTORS AFFECTING THEM  ». Nigerian Journal of Animal Production 4, no. 1 (janvier 16, 2021): 67–79. Consulté le octobre 21, 2026. https://njap.org.ng/index.php/njap/article/view/2206.