RelBib: Results for "11853856X"
https://relbib.de/search/results?filter[]=topic_facet:"Bertram, Ernst"&filter[]=~format:"Archived Material"&filter[]=~format:"Book"&filter[]=~format:"Serial"&filter[]=~relbib_notation_facet:"AA"&filter[]=~relbib_notation_facet:"KBB"&filter[]=~relbib_notation_facet:"ZC"&lookfor=11853856X&type=AllFields