Gebremedhin, Ezra. “Johannes Launhardt: Evangelicals in Addis Ababa (1919–1991). With Special Reference to the Ethiopian Evangelical Church Mekane Yesus and the Addis Ababa Synod”. Aethiopica 9, no. 1 (July 24, 2006): 271–275. Accessed April 20, 2024. https://journals.sub.uni-hamburg.de/aethiopica/article/view/266.