Bekuma, A. ., M. . Asefa, and G. . Tassew. “Evaluation of Management System, Egg Quality Traits and farmers’ Perception on Exotic and Indigenous Chickens: The Case of Buno Bedele Zone, South West Ethiopia”. Scientific Journal of Animal Science, vol. 9, no. 9, Sept. 2020, pp. 654-66, http://sjournals.com/index.php/sjas/article/view/1592.