@misc{Wehrmann_Martin_(1861–1937)_Geschichte_1922, author={Wehrmann, Martin (1861–1937)}, copyright={Public Domain}, address={Greifswald}, journal={Pommersche Heimatkunde}, howpublished={online}, year={1922}, publisher={Verl. K. Moniger}, language={ger}, title={Geschichte der Insel Rügen. T. 1, Bis zum Ausgang des Reformationszeitalters}, keywords={11th-19th c. -- Germany, regional history – Germany, political history of Germany, German state in the Middle Ages – organisation, Rügen (Germany)}, }