Abbaya, H., G. Akpa, I. Adedibu, and E. Attah. “Relationships Among Egg Quality Traits in Japanese Quails over Three Generations of Selection for Egg Production”. Nigerian Journal of Animal Science, vol. 20, no. 1, Apr. 2023, pp. 26-33, https://www.njas.org.ng/index.php/php/article/view/374.