RelBib: Results for "11853856X~"
https://relbib.de/search/results?filter[]=is_open_access:"non-open-access"&filter[]=~author_facet:"Sieg, Ulrich 1960-"&filter[]=~geographic_facet:"Germany"&filter[]=~relbib_notation_facet:"[Unassigned]"&lookfor=11853856X~&type=AllFields