Negash, Y. M., K. Mengisteab, W. Ferede, and B. Dires. “Challenges of Nation Building in Ethiopia: Focus on the Authoritarian Nature of Political regimes’ since 1930s”. Ethiopian Journal of Social Sciences, Vol. 11, no. 1, May 2025, pp. 59-81, doi:10.20372/ejss.v11i1.2721.