RelBib: Results for "((11854523x OR 11850553x) OR 11860922x)"
https://relbib.de/search/results?filter[]=era_facet:"20th century"&filter[]=topic_facet:"Barth, Karl (1886-1968)"&filter[]=~geographic_facet:"Germany"&lookfor=((11854523x OR 11850553x) OR 11860922x)&type=AllFields