RelBib: Results for "(11850021x OR 11860922x)"
https://relbib.de/search/results?filter[]=era_facet:"History 1919-1938"&filter[]=topic_facet:"Barth, Karl (1886-1968)"&filter[]=topic_facet:"Barth, Karl"&filter[]=topic_facet:"History"&filter[]=~geographic_facet:"Germany"&filter[]=~publisher_facet:"Duncker & Humblot"&lookfor=(11850021x OR 11860922x)&type=AllFields