{"id":"000227780","type":"article","title":"Double agents in the intelligence service under Justinian. Evidences of Procopius of Caesaria","publisher":"[s.n.]","publisher-place":"Skoplje","pages":"137-147","container-title":"Živa antika, 54.2004","author":[{"family":"Nechaeva","given":"Ekaterina."}],"issued":{"raw":"2004"}}