Marinow, K. (2011). In the Shackles of the Evil One The Portrayal of Tsar Symeon I the Great (893–927) in the Oration "On the treaty with the Bulgarians" (M. Zytka, Trans.). Studia Ceranea, 1, 157-190. https://doi.org/10.18778/2084-140X.01.10