RelBib: Results for "(11853856x OR 11855896x)"
https://relbib.de/search/results?filter[]=genre_facet:"Biography"&filter[]=~author_facet:"Rössler, Hellmuth 1910-1968"&filter[]=~author_facet:"Sieg, Ulrich 1960-"&filter[]=~geographic_facet:"Germany"&lookfor=(11853856x OR 11855896x)&type=AllFields