D. Hundie, F. Beyene, and G. Duguma, “Dairy Productive Potential, Challenges and Production opportunities of Horro and their F1 Jersey Crossbred Cows: A Case of Guduru Livestock Production and Research Center and Its Surroundings, West Oromia, Ethiopia”, STAR, vol. 3, no. 4, pp. 79–84, Dec. 2014.