Six, Veronika. “A Psalter from Tübingen: Although Inconspicuous the Text, Neverthless a Treasure for Manuscriptology”. Aethiopica 13, no. 1 (July 19, 2010): 163-175. Accessed July 2, 2020. https://journals.sub.uni-hamburg.de/aethiopica/article/view/57.