1. Anastasius Bibliothecarius, Preface to the Eighth Oecumenical Council, Sacrorum conciliorum nova et amplissima collectio, ed. by Gian Domenico Mansi, 16 (Venice: A. Zatta, 1771), pp. 1–12
2. Anonymous and Master Roger, Anonymi Bele regis notarii Gesta Hungarorum & Magistri Rogerii, Epistola in miserabile carmen super destructione Regni Hungarie per tartaros facta, ed. and trans. by Martyn Rady, László Veszprémy, and János M. Bak (Budapest: CEU Press, 2010)
3. Bak, János M. and László Veszprémy (eds and trans.), The Illuminated Chronicle: Chronicle of the Deeds of the Hungarians from the Fourteenth-Century Illuminated Codex (Budapest: CEU Press, 2018)
4. Bruno of Querfurt, Epistola Brunonis ad Heinricum regem, ed. by Jadwiga Karwasińska, Monumenta Poloniae Historica. Series nova, 4.3 (Warsaw: Państwowe Wydawnictwa Naukowe, 1973), pp. 97–106
5. Gombos, Albinus Franciscus (ed.), Catalogus Fontium Historiae Hungaricae, 3 (Budapest: Szent István Akadémia, 1938)