Abbute, Wolde-Selassie. “Tsega Endalew Etefa: Inter-Ethnic Relations on a Frontier: Mätäkkäl (Ethiopia), 1898-1991”. Aethiopica 12, no. 1 (July 8, 2009): 282–285. Accessed May 7, 2024. https://journals.sub.uni-hamburg.de/aethiopica/article/view/123.