@Article{ authors = " Błażej Cecota, Konrad Figat", title = "Opis miasta Konstantynopola : Notitia urbis Constantinopolitanae", journal = "Acta Universitatis Lodziensis. Folia Historica", issue = "2011 / Tom 87", pages = "309 - 326" }

@Article{ authors = " Błażej Cecota, Konrad Figat", title = "Islam, the Arabs and Umayyad Rulers according to Theophanes the Confessor’s Chronography", journal = "Studia Ceranea : journal of the Waldemar Ceran Research Centre for the History and Culture of the Mediterranean Area and South-East Europe", issue = "2012 / Tom 2", pages = "97 - 111" }

@Article{ authors = " Błażej Cecota, Konrad Figat", title = "Akta Kalopodiusza : Ákta diá Kalopódion tón koubikoulárion kaí spathárion", journal = "Acta Universitatis Lodziensis. Folia Historica", issue = "2011 / Tom 87", pages = "261 - 268" }