"PROFANE AND SACRED IN PRIVATE: IMAGES AND INSCRIPTIONS ON LATE ANTIQUE AND MIDDLE BYZANTINE AMULETS", Codex Aquilarensis 33/2017, pp. 13-26 Deniz Sever Georgousakis

https://www.academia.edu/36235878/_PROFANE_AND_SACRED_IN_PRIVATE_IMAGES_AND_INSCRIPTIONS_ON_LATE_ANTIQUE_AND_MIDDLE_BYZANTINE_AMULETS_Codex_Aquilarensis_33_2017_pp_13_26