RelBib: Results for "11853856X"
https://relbib.de/search/results?filter[]=era_facet:"20th century"&filter[]=is_open_access:"non-open-access"&filter[]=topic_facet:"Bertram, Ernst"&filter[]=~geographic_facet:"Germany"&filter[]=~language:"German"&filter[]=~relbib_notation_facet:"KBB"&filter[]=~relbib_notation_facet:"ZC"&lookfor=11853856X&type=AllFields