Tröndle, Rainer. “Report by Missionary Wilhelm Eich to the Rhenish Mission Society, Okahandja, April 14/May 23, 1904”. Journal of Namibian Studies : History Politics Culture 29 (June 25, 2021): 109–128. Accessed September 21, 2021. https://namibian-studies.com/index.php/JNS/article/view/8930.