Zeleke, Wondim Tiruneh. “The Socio-Cultural History, the Economic and Political Development of the Minority Society: The Case of Benishangul Gumuz (1991-2018)”. American International Journal of Social Science Research, vol. 5, no. 2, Mar. 2020, pp. 8-18, https://doi.org/10.46281/aijssr.v5i2.514.