RelBib: Results for "(11853856x OR 11853453x)" https://relbib.de/search/results?filter[]=~format:"Book"&filter[]=~format:"DVD"&filter[]=~relbib_notation_facet:"AA"&filter[]=~relbib_notation_facet:"AB"&lookfor=(11853856x OR 11853453x)&type=AllFields