“Johannes Launhardt: Evangelicals in Addis Ababa (1919–1991). With special reference to the Ethiopian Evangelical Church Mekane Yesus and the Addis Ababa Synod”, Aethiopica, vol. 9, no. 1, pp. 271–275, Jul. 2006, doi: 10.15460/aethiopica.9.1.266.