{"id":"003006164","type":"article","title":"Treatise \"De Administrando Imperio\" by Emperor Constantine VII Porphyrogenitus: Date of the Paris. gr. 2009 Copy, Years of Compiling of the Original Codex, and a Hypothesis about the Number of Authors","publisher":"Lodz University Press","publisher-place":"Lodz","pages":"681-704","container-title":"Studia Ceranea, 9, (2019","author":[{"family":"Aleksei Shchavelev"}],"issued":{"raw":"2019"}}