The Roman Empire under Hadrian (ruled 117–138), showing the location of the Marcomanni in the region of the upper Danube (now northern Austria, part of Bavaria, Germany and Czech Republic)
Fischer, Thomas; Nicholson, Oliver (2018). "Marcomanni". In Nicholson, Oliver (ed.). The Oxford Dictionary of Late Antiquity. Oxford University Press. ISBN9780191744457. Retrieved January 26, 2020. Marcomanni. Germanic tribe belonging originally to the Elbe cultural grouping...