Mussa, D. H. ., and A. H. . Muhaba. “Factors Influencing the Adoption of Barley Production Technology in Central Ethiopia, North Shoa Zone, Amhara Region”. Ethiopian Journal of Development Research, vol. 42, no. 1, Dec. 2022, pp. 29-55, http://ejol.aau.edu.et/index.php/EJDR/article/view/4390.