RelBib: Results for "(11854523x OR 11860922x)"
https://relbib.de/search/results?filter[]=is_open_access:"non-open-access"&filter[]=~author_facet:"Blanke, Fritz 1900-1967"&filter[]=~author_facet:"Brokoff, Jürgen 1968-"&filter[]=~format:"Book"&lookfor=(11854523x OR 11860922x)&type=AllFields