Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Interregna im mittelalterlichen Europa. Konkurrierende Kräfte in politischen Zwischenräumen, hrsg. von Norbert Kersken und Stefan Tebruck. Tagungen zur Ostmitteleuropaforschung, 38. Marburg: Verlag Herder-Institut, 2020, 292 S.