RelBib: Results for "(11853856x OR 11853596x)"
https://relbib.de/search/results?filter[]=topic_facet:"Boehringer, Robert"&filter[]=topic_facet:"Friends and associates"&filter[]=topic_facet:"George Circle"&filter[]=~dewey-hundreds:"400 - Language"&filter[]=~geographic_facet:"Germany"&filter[]=~geographic_facet:"Heidelberg"&lookfor=(11853856x OR 11853596x)&type=AllFields