RelBib: Results for "(11854523x OR 11860922x)" https://relbib.de/search/results?filter[]=~geographic_facet:"Germany"&filter[]=~relbib_notation_facet:"TK"&filter[]=~relbib_notation_facet:"[Unassigned]"&lookfor=(11854523x OR 11860922x)&type=AllFields