Johannes XVIII., Papst2024-11-121005-12-311005-12-311982-04-22https://urkundenrepositorium.uni-marburg.de/handle/lba/4058zu 03:WUB zu 1006; Archivsignatur: Paderb. Fm. Nr.8ahttps://creativecommons.org/licenses/by/4.0/Papst Johannes XVIII. an Bistum Paderborn - 1005-12-311982-04-30