RelBib: Results for "100503225"
https://relbib.de/search/results?filter[]=topic_facet:"Johann Sachsen, Kurfürst (1468-1532)"&filter[]=~format:"Book"&filter[]=~geographic_facet:"Germany (Saxony)"&filter[]=~geographic_facet:"Saxony"&lookfor=100503225&type=AllFields