RelBib: Results for "(11850021x OR 16750553x)"
https://relbib.de/search/results?filter[]=~author_facet:"Engel, Ulrich 1961-"&filter[]=~geographic_facet:"Berlin"&filter[]=~mediatype:"Non-Electronic"&filter[]=~relbib_notation_facet:"KBB"&lookfor=(11850021x OR 16750553x)&type=AllFields