RelBib: Results for "(11853856x OR (11853453x OR 11850553x))"
https://relbib.de/search/results?filter[]=era_facet:"1990"&filter[]=~geographic_facet:"Frankfurt, Main"&filter[]=~geographic_facet:"Leipzig"&filter[]=~relbib_notation_facet:"[Unassigned]"&lookfor=(11853856x OR (11853453x OR 11850553x))&type=AllFields