Taye, shambel, G. Goshu, M. Alewi, and S. Abegaz. “The Egg Production Performance of Improved Horro Chicken Crossed With Koekoek and Kuroiler Breeds”. Global Journal of Animal Scientific Research, Vol. 10, no. 1, May 2022, pp. 99-108, http://www.gjasr.com/index.php/GJASR/article/view/111.