Abiba G, Worku Derara, Alfredo González-Ruibal. Archaeological Semiotics of Material Cultures of Gadaa Ritual Performances in Borana and Shewa Zones, Ethiopia. EJOSSAH [Internet]. 2026Jul.20 [cited 2026Jul.30];21(2):85-108. Available from: https://ejol.aau.edu.et/index.php/EJOSSAH/article/view/11729