Friedrich VI., Schwaben, Herzog2024-11-121185-12-271185-12-271981-05-26https://urkundenrepositorium.uni-marburg.de/handle/lba/2349CC-By 4.0 Internationalhttps://creativecommons.org/licenses/by/4.0/Schwaben, Herzog Friedrich von an Roth, Kloster - 1185-12-271986-01-21