RelBib: Results for "(11853856x OR 11853453x)"
https://relbib.de/search/results?filter[]=~dewey-hundreds:"600 - Technology (Applied sciences)"&filter[]=~format:"Archived Material"&filter[]=~format:"Article"&filter[]=~format:"Book"&filter[]=~language:"English"&filter[]=~relbib_notation_facet:"AB"&filter[]=~relbib_notation_facet:"NCF"&filter[]=~relbib_notation_facet:"[Unassigned]"&lookfor=(11853856x OR 11853453x)&type=AllFields