Antonov, Symeon. “The Byzantine Office of Ἐπὶ τῶν κρίσεων and Its Holders (in the Light of Sphragistic Evidence and Written Sources)”. Studia Ceranea 7 (December 30, 2017): 9–25. Accessed June 10, 2024. https://www.czasopisma.uni.lodz.pl/sceranea/article/view/3019.